Home / 366,724.40-547,577.68-328,527.20

Finding the Fourth Proportional to 366,724.40, 547,577.68 and 328,527.20

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Solution

The fourth proportional to 366,724.40, 547,577.68 and 328,527.20 is: 490,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,724.40 : 547,577.68 = 328,527.20 : x
  2. Step 2: Convert to fraction form
    366,724.40/547,577.68 = 328,527.20/x
  3. Step 3: Cross multiply
    366,724.40x = 547,577.68 × 328,527.20
  4. Step 4: Simplify right side
    366,724.40x = 179,894,161,992.90
  5. Step 5: Solve for x
    x = 179,894,161,992.90/366,724.40
  6. Step 6: Final answer
    x = 490,543.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.