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Finding the Fourth Proportional to 575,087.92, 862,787.16 and 175,717.74

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Solution

The fourth proportional to 575,087.92, 862,787.16 and 175,717.74 is: 263,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,087.92 : 862,787.16 = 175,717.74 : x
  2. Step 2: Convert to fraction form
    575,087.92/862,787.16 = 175,717.74/x
  3. Step 3: Cross multiply
    575,087.92x = 862,787.16 × 175,717.74
  4. Step 4: Simplify right side
    575,087.92x = 151,607,009,856.22
  5. Step 5: Solve for x
    x = 151,607,009,856.22/575,087.92
  6. Step 6: Final answer
    x = 263,624.06

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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.