Home / 623,304.83-934,957.20-149,990.24

Finding the Fourth Proportional to 623,304.83, 934,957.20 and 149,990.24

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Solution

The fourth proportional to 623,304.83, 934,957.20 and 149,990.24 is: 224,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,304.83 : 934,957.20 = 149,990.24 : x
  2. Step 2: Convert to fraction form
    623,304.83/934,957.20 = 149,990.24/x
  3. Step 3: Cross multiply
    623,304.83x = 934,957.20 × 149,990.24
  4. Step 4: Simplify right side
    623,304.83x = 140,234,454,817.73
  5. Step 5: Solve for x
    x = 140,234,454,817.73/623,304.83
  6. Step 6: Final answer
    x = 224,985.35

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Half scale
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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.