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Finding the Fourth Proportional to 416,637.52, 624,957.12 and 150,585.92

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Solution

The fourth proportional to 416,637.52, 624,957.12 and 150,585.92 is: 225,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,637.52 : 624,957.12 = 150,585.92 : x
  2. Step 2: Convert to fraction form
    416,637.52/624,957.12 = 150,585.92/x
  3. Step 3: Cross multiply
    416,637.52x = 624,957.12 × 150,585.92
  4. Step 4: Simplify right side
    416,637.52x = 94,109,742,875.75
  5. Step 5: Solve for x
    x = 94,109,742,875.75/416,637.52
  6. Step 6: Final answer
    x = 225,879.18

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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.