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Finding the Fourth Proportional to 501,376.91, 752,295.00 and 217,154.39

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Solution

The fourth proportional to 501,376.91, 752,295.00 and 217,154.39 is: 325,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,376.91 : 752,295.00 = 217,154.39 : x
  2. Step 2: Convert to fraction form
    501,376.91/752,295.00 = 217,154.39/x
  3. Step 3: Cross multiply
    501,376.91x = 752,295.00 × 217,154.39
  4. Step 4: Simplify right side
    501,376.91x = 163,364,158,659.80
  5. Step 5: Solve for x
    x = 163,364,158,659.80/501,376.91
  6. Step 6: Final answer
    x = 325,831.04

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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.