Home / 581,151.47-802,003.82-319,503.56

Finding the Fourth Proportional to 581,151.47, 802,003.82 and 319,503.56

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Solution

The fourth proportional to 581,151.47, 802,003.82 and 319,503.56 is: 440,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,151.47 : 802,003.82 = 319,503.56 : x
  2. Step 2: Convert to fraction form
    581,151.47/802,003.82 = 319,503.56/x
  3. Step 3: Cross multiply
    581,151.47x = 802,003.82 × 319,503.56
  4. Step 4: Simplify right side
    581,151.47x = 256,243,070,016.06
  5. Step 5: Solve for x
    x = 256,243,070,016.06/581,151.47
  6. Step 6: Final answer
    x = 440,923.04

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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.