Home / 676,501.76-932,928.43-404,526.44

Finding the Fourth Proportional to 676,501.76, 932,928.43 and 404,526.44

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Solution

The fourth proportional to 676,501.76, 932,928.43 and 404,526.44 is: 557,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,501.76 : 932,928.43 = 404,526.44 : x
  2. Step 2: Convert to fraction form
    676,501.76/932,928.43 = 404,526.44/x
  3. Step 3: Cross multiply
    676,501.76x = 932,928.43 × 404,526.44
  4. Step 4: Simplify right side
    676,501.76x = 377,394,216,562.69
  5. Step 5: Solve for x
    x = 377,394,216,562.69/676,501.76
  6. Step 6: Final answer
    x = 557,861.40

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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.