Home / 418,422.06-577,403.82-237,123.36

Finding the Fourth Proportional to 418,422.06, 577,403.82 and 237,123.36

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Solution

The fourth proportional to 418,422.06, 577,403.82 and 237,123.36 is: 327,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,422.06 : 577,403.82 = 237,123.36 : x
  2. Step 2: Convert to fraction form
    418,422.06/577,403.82 = 237,123.36/x
  3. Step 3: Cross multiply
    418,422.06x = 577,403.82 × 237,123.36
  4. Step 4: Simplify right side
    418,422.06x = 136,915,933,875.24
  5. Step 5: Solve for x
    x = 136,915,933,875.24/418,422.06
  6. Step 6: Final answer
    x = 327,219.68

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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.