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Finding the Fourth Proportional to 573,329.70, 859,994.55 and 537,900.30

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Solution

The fourth proportional to 573,329.70, 859,994.55 and 537,900.30 is: 806,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,329.70 : 859,994.55 = 537,900.30 : x
  2. Step 2: Convert to fraction form
    573,329.70/859,994.55 = 537,900.30/x
  3. Step 3: Cross multiply
    573,329.70x = 859,994.55 × 537,900.30
  4. Step 4: Simplify right side
    573,329.70x = 462,591,326,443.37
  5. Step 5: Solve for x
    x = 462,591,326,443.37/573,329.70
  6. Step 6: Final answer
    x = 806,850.45

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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.