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Finding the Fourth Proportional to 473,253.10, 709,879.65 and 366,964.90

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Solution

The fourth proportional to 473,253.10, 709,879.65 and 366,964.90 is: 550,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,253.10 : 709,879.65 = 366,964.90 : x
  2. Step 2: Convert to fraction form
    473,253.10/709,879.65 = 366,964.90/x
  3. Step 3: Cross multiply
    473,253.10x = 709,879.65 × 366,964.90
  4. Step 4: Simplify right side
    473,253.10x = 260,500,914,774.29
  5. Step 5: Solve for x
    x = 260,500,914,774.29/473,253.10
  6. Step 6: Final answer
    x = 550,447.35

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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.