Home / 417,740.22-576,278.28-247,854.06

Finding the Fourth Proportional to 417,740.22, 576,278.28 and 247,854.06

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Solution

The fourth proportional to 417,740.22, 576,278.28 and 247,854.06 is: 341,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,740.22 : 576,278.28 = 247,854.06 : x
  2. Step 2: Convert to fraction form
    417,740.22/576,278.28 = 247,854.06/x
  3. Step 3: Cross multiply
    417,740.22x = 576,278.28 × 247,854.06
  4. Step 4: Simplify right side
    417,740.22x = 142,832,911,387.82
  5. Step 5: Solve for x
    x = 142,832,911,387.82/417,740.22
  6. Step 6: Final answer
    x = 341,918.03

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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.