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Finding the Fourth Proportional to 555,410.96, 833,116.46 and 134,686.83

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Solution

The fourth proportional to 555,410.96, 833,116.46 and 134,686.83 is: 202,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,410.96 : 833,116.46 = 134,686.83 : x
  2. Step 2: Convert to fraction form
    555,410.96/833,116.46 = 134,686.83/x
  3. Step 3: Cross multiply
    555,410.96x = 833,116.46 × 134,686.83
  4. Step 4: Simplify right side
    555,410.96x = 112,209,817,468.97
  5. Step 5: Solve for x
    x = 112,209,817,468.97/555,410.96
  6. Step 6: Final answer
    x = 202,030.25

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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.