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Finding the Fourth Proportional to 623,673.93, 935,502.68 and 150,355.50

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Solution

The fourth proportional to 623,673.93, 935,502.68 and 150,355.50 is: 225,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,673.93 : 935,502.68 = 150,355.50 : x
  2. Step 2: Convert to fraction form
    623,673.93/935,502.68 = 150,355.50/x
  3. Step 3: Cross multiply
    623,673.93x = 935,502.68 × 150,355.50
  4. Step 4: Simplify right side
    623,673.93x = 140,657,973,202.74
  5. Step 5: Solve for x
    x = 140,657,973,202.74/623,673.93
  6. Step 6: Final answer
    x = 225,531.27

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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.