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Finding the Fourth Proportional to 573,977.96, 860,965.50 and 273,547.88

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Solution

The fourth proportional to 573,977.96, 860,965.50 and 273,547.88 is: 410,321.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,977.96 : 860,965.50 = 273,547.88 : x
  2. Step 2: Convert to fraction form
    573,977.96/860,965.50 = 273,547.88/x
  3. Step 3: Cross multiply
    573,977.96x = 860,965.50 × 273,547.88
  4. Step 4: Simplify right side
    573,977.96x = 235,515,287,278.14
  5. Step 5: Solve for x
    x = 235,515,287,278.14/573,977.96
  6. Step 6: Final answer
    x = 410,321.13

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Double scale
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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.