Home / 413,233.60-619,194.30-272,828.20

Finding the Fourth Proportional to 413,233.60, 619,194.30 and 272,828.20

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Solution

The fourth proportional to 413,233.60, 619,194.30 and 272,828.20 is: 408,809.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,233.60 : 619,194.30 = 272,828.20 : x
  2. Step 2: Convert to fraction form
    413,233.60/619,194.30 = 272,828.20/x
  3. Step 3: Cross multiply
    413,233.60x = 619,194.30 × 272,828.20
  4. Step 4: Simplify right side
    413,233.60x = 168,933,666,319.26
  5. Step 5: Solve for x
    x = 168,933,666,319.26/413,233.60
  6. Step 6: Final answer
    x = 408,809.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.