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Finding the Fourth Proportional to 573,331.70, 859,997.55 and 537,902.30

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Solution

The fourth proportional to 573,331.70, 859,997.55 and 537,902.30 is: 806,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,331.70 : 859,997.55 = 537,902.30 : x
  2. Step 2: Convert to fraction form
    573,331.70/859,997.55 = 537,902.30/x
  3. Step 3: Cross multiply
    573,331.70x = 859,997.55 × 537,902.30
  4. Step 4: Simplify right side
    573,331.70x = 462,594,660,139.37
  5. Step 5: Solve for x
    x = 462,594,660,139.37/573,331.70
  6. Step 6: Final answer
    x = 806,853.45

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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.