Home / 746,666.20-1,119,999.30-185,700.70

Finding the Fourth Proportional to 746,666.20, 1,119,999.30 and 185,700.70

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Solution

The fourth proportional to 746,666.20, 1,119,999.30 and 185,700.70 is: 278,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,666.20 : 1,119,999.30 = 185,700.70 : x
  2. Step 2: Convert to fraction form
    746,666.20/1,119,999.30 = 185,700.70/x
  3. Step 3: Cross multiply
    746,666.20x = 1,119,999.30 × 185,700.70
  4. Step 4: Simplify right side
    746,666.20x = 207,984,654,009.51
  5. Step 5: Solve for x
    x = 207,984,654,009.51/746,666.20
  6. Step 6: Final answer
    x = 278,551.05

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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.