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Finding the Fourth Proportional to 623,802.60, 935,695.26 and 150,483.96

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Solution

The fourth proportional to 623,802.60, 935,695.26 and 150,483.96 is: 225,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,802.60 : 935,695.26 = 150,483.96 : x
  2. Step 2: Convert to fraction form
    623,802.60/935,695.26 = 150,483.96/x
  3. Step 3: Cross multiply
    623,802.60x = 935,695.26 × 150,483.96
  4. Step 4: Simplify right side
    623,802.60x = 140,807,128,078.03
  5. Step 5: Solve for x
    x = 140,807,128,078.03/623,802.60
  6. Step 6: Final answer
    x = 225,723.86

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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.