Home / 676,445.85-932,411.24-458,587.83

Finding the Fourth Proportional to 676,445.85, 932,411.24 and 458,587.83

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Solution

The fourth proportional to 676,445.85, 932,411.24 and 458,587.83 is: 632,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,445.85 : 932,411.24 = 458,587.83 : x
  2. Step 2: Convert to fraction form
    676,445.85/932,411.24 = 458,587.83/x
  3. Step 3: Cross multiply
    676,445.85x = 932,411.24 × 458,587.83
  4. Step 4: Simplify right side
    676,445.85x = 427,592,444,926.27
  5. Step 5: Solve for x
    x = 427,592,444,926.27/676,445.85
  6. Step 6: Final answer
    x = 632,116.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.