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Finding the Fourth Proportional to 575,061.85, 862,601.71 and 170,295.00

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Solution

The fourth proportional to 575,061.85, 862,601.71 and 170,295.00 is: 255,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,061.85 : 862,601.71 = 170,295.00 : x
  2. Step 2: Convert to fraction form
    575,061.85/862,601.71 = 170,295.00/x
  3. Step 3: Cross multiply
    575,061.85x = 862,601.71 × 170,295.00
  4. Step 4: Simplify right side
    575,061.85x = 146,896,761,652.08
  5. Step 5: Solve for x
    x = 146,896,761,652.08/575,061.85
  6. Step 6: Final answer
    x = 255,445.15

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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.