Home / 581,377.47-802,692.33-519,932.76

Finding the Fourth Proportional to 581,377.47, 802,692.33 and 519,932.76

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Solution

The fourth proportional to 581,377.47, 802,692.33 and 519,932.76 is: 717,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,377.47 : 802,692.33 = 519,932.76 : x
  2. Step 2: Convert to fraction form
    581,377.47/802,692.33 = 519,932.76/x
  3. Step 3: Cross multiply
    581,377.47x = 802,692.33 × 519,932.76
  4. Step 4: Simplify right side
    581,377.47x = 417,346,038,567.73
  5. Step 5: Solve for x
    x = 417,346,038,567.73/581,377.47
  6. Step 6: Final answer
    x = 717,857.26

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Double scale
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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.