Home / 923,628.10-1,385,442.15-624,252.10

Finding the Fourth Proportional to 923,628.10, 1,385,442.15 and 624,252.10

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Solution

The fourth proportional to 923,628.10, 1,385,442.15 and 624,252.10 is: 936,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,628.10 : 1,385,442.15 = 624,252.10 : x
  2. Step 2: Convert to fraction form
    923,628.10/1,385,442.15 = 624,252.10/x
  3. Step 3: Cross multiply
    923,628.10x = 1,385,442.15 × 624,252.10
  4. Step 4: Simplify right side
    923,628.10x = 864,865,171,566.02
  5. Step 5: Solve for x
    x = 864,865,171,566.02/923,628.10
  6. Step 6: Final answer
    x = 936,378.15

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Double scale
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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.