Home / 448,333.04-618,691.55-244,385.71

Finding the Fourth Proportional to 448,333.04, 618,691.55 and 244,385.71

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Solution

The fourth proportional to 448,333.04, 618,691.55 and 244,385.71 is: 337,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,333.04 : 618,691.55 = 244,385.71 : x
  2. Step 2: Convert to fraction form
    448,333.04/618,691.55 = 244,385.71/x
  3. Step 3: Cross multiply
    448,333.04x = 618,691.55 × 244,385.71
  4. Step 4: Simplify right side
    448,333.04x = 151,199,373,717.75
  5. Step 5: Solve for x
    x = 151,199,373,717.75/448,333.04
  6. Step 6: Final answer
    x = 337,247.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.