Home / 936,311.10-1,404,466.65-576,768.30

Finding the Fourth Proportional to 936,311.10, 1,404,466.65 and 576,768.30

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Solution

The fourth proportional to 936,311.10, 1,404,466.65 and 576,768.30 is: 865,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,311.10 : 1,404,466.65 = 576,768.30 : x
  2. Step 2: Convert to fraction form
    936,311.10/1,404,466.65 = 576,768.30/x
  3. Step 3: Cross multiply
    936,311.10x = 1,404,466.65 × 576,768.30
  4. Step 4: Simplify right side
    936,311.10x = 810,051,842,127.20
  5. Step 5: Solve for x
    x = 810,051,842,127.20/936,311.10
  6. Step 6: Final answer
    x = 865,152.45

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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.