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Finding the Fourth Proportional to 546,565.77, 818,167.14 and 356,617.13

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Solution

The fourth proportional to 546,565.77, 818,167.14 and 356,617.13 is: 533,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,565.77 : 818,167.14 = 356,617.13 : x
  2. Step 2: Convert to fraction form
    546,565.77/818,167.14 = 356,617.13/x
  3. Step 3: Cross multiply
    546,565.77x = 818,167.14 × 356,617.13
  4. Step 4: Simplify right side
    546,565.77x = 291,772,415,544.02
  5. Step 5: Solve for x
    x = 291,772,415,544.02/546,565.77
  6. Step 6: Final answer
    x = 533,828.56

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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.