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Finding the Fourth Proportional to 623,132.66, 934,698.99 and 149,818.03

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Solution

The fourth proportional to 623,132.66, 934,698.99 and 149,818.03 is: 224,727.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,132.66 : 934,698.99 = 149,818.03 : x
  2. Step 2: Convert to fraction form
    623,132.66/934,698.99 = 149,818.03/x
  3. Step 3: Cross multiply
    623,132.66x = 934,698.99 × 149,818.03
  4. Step 4: Simplify right side
    623,132.66x = 140,034,761,324.79
  5. Step 5: Solve for x
    x = 140,034,761,324.79/623,132.66
  6. Step 6: Final answer
    x = 224,727.05

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Double scale
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Similar ratio
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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.