Home / 418,274.13-577,216.77-237,020.69

Finding the Fourth Proportional to 418,274.13, 577,216.77 and 237,020.69

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Solution

The fourth proportional to 418,274.13, 577,216.77 and 237,020.69 is: 327,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,274.13 : 577,216.77 = 237,020.69 : x
  2. Step 2: Convert to fraction form
    418,274.13/577,216.77 = 237,020.69/x
  3. Step 3: Cross multiply
    418,274.13x = 577,216.77 × 237,020.69
  4. Step 4: Simplify right side
    418,274.13x = 136,812,319,470.83
  5. Step 5: Solve for x
    x = 136,812,319,470.83/418,274.13
  6. Step 6: Final answer
    x = 327,087.69

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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.