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Finding the Fourth Proportional to 624,115.40, 936,173.10 and 597,871.40

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Solution

The fourth proportional to 624,115.40, 936,173.10 and 597,871.40 is: 896,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,115.40 : 936,173.10 = 597,871.40 : x
  2. Step 2: Convert to fraction form
    624,115.40/936,173.10 = 597,871.40/x
  3. Step 3: Cross multiply
    624,115.40x = 936,173.10 × 597,871.40
  4. Step 4: Simplify right side
    624,115.40x = 559,711,121,939.34
  5. Step 5: Solve for x
    x = 559,711,121,939.34/624,115.40
  6. Step 6: Final answer
    x = 896,807.10

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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.