Home / 923,615.10-1,385,422.65-624,239.10

Finding the Fourth Proportional to 923,615.10, 1,385,422.65 and 624,239.10

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Solution

The fourth proportional to 923,615.10, 1,385,422.65 and 624,239.10 is: 936,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,615.10 : 1,385,422.65 = 624,239.10 : x
  2. Step 2: Convert to fraction form
    923,615.10/1,385,422.65 = 624,239.10/x
  3. Step 3: Cross multiply
    923,615.10x = 1,385,422.65 × 624,239.10
  4. Step 4: Simplify right side
    923,615.10x = 864,834,988,155.62
  5. Step 5: Solve for x
    x = 864,834,988,155.62/923,615.10
  6. Step 6: Final answer
    x = 936,358.65

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Half scale
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Double scale
Find fourth proportional to 923,616.10, 1,385,424.15 and 624,240.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.