Home / 783,627.60-1,175,441.40-503,691.60

Finding the Fourth Proportional to 783,627.60, 1,175,441.40 and 503,691.60

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Solution

The fourth proportional to 783,627.60, 1,175,441.40 and 503,691.60 is: 755,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,627.60 : 1,175,441.40 = 503,691.60 : x
  2. Step 2: Convert to fraction form
    783,627.60/1,175,441.40 = 503,691.60/x
  3. Step 3: Cross multiply
    783,627.60x = 1,175,441.40 × 503,691.60
  4. Step 4: Simplify right side
    783,627.60x = 592,059,959,472.24
  5. Step 5: Solve for x
    x = 592,059,959,472.24/783,627.60
  6. Step 6: Final answer
    x = 755,537.40

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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.