Home / 623,693.21-935,531.62-150,374.78

Finding the Fourth Proportional to 623,693.21, 935,531.62 and 150,374.78

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Solution

The fourth proportional to 623,693.21, 935,531.62 and 150,374.78 is: 225,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,693.21 : 935,531.62 = 150,374.78 : x
  2. Step 2: Convert to fraction form
    623,693.21/935,531.62 = 150,374.78/x
  3. Step 3: Cross multiply
    623,693.21x = 935,531.62 × 150,374.78
  4. Step 4: Simplify right side
    623,693.21x = 140,680,356,111.01
  5. Step 5: Solve for x
    x = 140,680,356,111.01/623,693.21
  6. Step 6: Final answer
    x = 225,560.19

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1.5x scale

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.