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Finding the Fourth Proportional to 623,728.60, 935,592.90 and 599,234.20

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Solution

The fourth proportional to 623,728.60, 935,592.90 and 599,234.20 is: 898,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,728.60 : 935,592.90 = 599,234.20 : x
  2. Step 2: Convert to fraction form
    623,728.60/935,592.90 = 599,234.20/x
  3. Step 3: Cross multiply
    623,728.60x = 935,592.90 × 599,234.20
  4. Step 4: Simplify right side
    623,728.60x = 560,639,262,957.18
  5. Step 5: Solve for x
    x = 560,639,262,957.18/623,728.60
  6. Step 6: Final answer
    x = 898,851.30

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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.