Home / 418,117.02-577,005.51-227,134.14

Finding the Fourth Proportional to 418,117.02, 577,005.51 and 227,134.14

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Solution

The fourth proportional to 418,117.02, 577,005.51 and 227,134.14 is: 313,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,117.02 : 577,005.51 = 227,134.14 : x
  2. Step 2: Convert to fraction form
    418,117.02/577,005.51 = 227,134.14/x
  3. Step 3: Cross multiply
    418,117.02x = 577,005.51 × 227,134.14
  4. Step 4: Simplify right side
    418,117.02x = 131,057,650,289.11
  5. Step 5: Solve for x
    x = 131,057,650,289.11/418,117.02
  6. Step 6: Final answer
    x = 313,447.30

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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.