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Finding the Fourth Proportional to 534,312.32, 801,645.83 and 174,494.92

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Solution

The fourth proportional to 534,312.32, 801,645.83 and 174,494.92 is: 261,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,312.32 : 801,645.83 = 174,494.92 : x
  2. Step 2: Convert to fraction form
    534,312.32/801,645.83 = 174,494.92/x
  3. Step 3: Cross multiply
    534,312.32x = 801,645.83 × 174,494.92
  4. Step 4: Simplify right side
    534,312.32x = 139,883,123,406.31
  5. Step 5: Solve for x
    x = 139,883,123,406.31/534,312.32
  6. Step 6: Final answer
    x = 261,800.29

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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.