Home / 720,450.64-1,080,553.38-240,624.04

Finding the Fourth Proportional to 720,450.64, 1,080,553.38 and 240,624.04

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Solution

The fourth proportional to 720,450.64, 1,080,553.38 and 240,624.04 is: 360,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,450.64 : 1,080,553.38 = 240,624.04 : x
  2. Step 2: Convert to fraction form
    720,450.64/1,080,553.38 = 240,624.04/x
  3. Step 3: Cross multiply
    720,450.64x = 1,080,553.38 × 240,624.04
  4. Step 4: Simplify right side
    720,450.64x = 260,007,119,731.26
  5. Step 5: Solve for x
    x = 260,007,119,731.26/720,450.64
  6. Step 6: Final answer
    x = 360,895.12

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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.