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Finding the Fourth Proportional to 587,234.60, 880,851.90 and 539,995.40

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Solution

The fourth proportional to 587,234.60, 880,851.90 and 539,995.40 is: 809,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,234.60 : 880,851.90 = 539,995.40 : x
  2. Step 2: Convert to fraction form
    587,234.60/880,851.90 = 539,995.40/x
  3. Step 3: Cross multiply
    587,234.60x = 880,851.90 × 539,995.40
  4. Step 4: Simplify right side
    587,234.60x = 475,655,974,081.26
  5. Step 5: Solve for x
    x = 475,655,974,081.26/587,234.60
  6. Step 6: Final answer
    x = 809,993.10

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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.