Home / 418,523.73-577,536.85-234,752.18

Finding the Fourth Proportional to 418,523.73, 577,536.85 and 234,752.18

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Solution

The fourth proportional to 418,523.73, 577,536.85 and 234,752.18 is: 323,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,523.73 : 577,536.85 = 234,752.18 : x
  2. Step 2: Convert to fraction form
    418,523.73/577,536.85 = 234,752.18/x
  3. Step 3: Cross multiply
    418,523.73x = 577,536.85 × 234,752.18
  4. Step 4: Simplify right side
    418,523.73x = 135,578,031,973.59
  5. Step 5: Solve for x
    x = 135,578,031,973.59/418,523.73
  6. Step 6: Final answer
    x = 323,943.48

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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.