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Finding the Fourth Proportional to 473,000.80, 709,501.20 and 367,247.20

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Solution

The fourth proportional to 473,000.80, 709,501.20 and 367,247.20 is: 550,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,000.80 : 709,501.20 = 367,247.20 : x
  2. Step 2: Convert to fraction form
    473,000.80/709,501.20 = 367,247.20/x
  3. Step 3: Cross multiply
    473,000.80x = 709,501.20 × 367,247.20
  4. Step 4: Simplify right side
    473,000.80x = 260,562,329,096.64
  5. Step 5: Solve for x
    x = 260,562,329,096.64/473,000.80
  6. Step 6: Final answer
    x = 550,870.80

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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.