Home / 639,159.76-882,010.92-367,036.24

Finding the Fourth Proportional to 639,159.76, 882,010.92 and 367,036.24

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Solution

The fourth proportional to 639,159.76, 882,010.92 and 367,036.24 is: 506,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,159.76 : 882,010.92 = 367,036.24 : x
  2. Step 2: Convert to fraction form
    639,159.76/882,010.92 = 367,036.24/x
  3. Step 3: Cross multiply
    639,159.76x = 882,010.92 × 367,036.24
  4. Step 4: Simplify right side
    639,159.76x = 323,729,971,715.74
  5. Step 5: Solve for x
    x = 323,729,971,715.74/639,159.76
  6. Step 6: Final answer
    x = 506,493.04

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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.