Home / 530,056.47-731,748.92-408,925.83

Finding the Fourth Proportional to 530,056.47, 731,748.92 and 408,925.83

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Solution

The fourth proportional to 530,056.47, 731,748.92 and 408,925.83 is: 564,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,056.47 : 731,748.92 = 408,925.83 : x
  2. Step 2: Convert to fraction form
    530,056.47/731,748.92 = 408,925.83/x
  3. Step 3: Cross multiply
    530,056.47x = 731,748.92 × 408,925.83
  4. Step 4: Simplify right side
    530,056.47x = 299,231,032,417.98
  5. Step 5: Solve for x
    x = 299,231,032,417.98/530,056.47
  6. Step 6: Final answer
    x = 564,526.70

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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.