Home / 521,602.32-719,828.94-292,169.46

Finding the Fourth Proportional to 521,602.32, 719,828.94 and 292,169.46

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Solution

The fourth proportional to 521,602.32, 719,828.94 and 292,169.46 is: 403,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,602.32 : 719,828.94 = 292,169.46 : x
  2. Step 2: Convert to fraction form
    521,602.32/719,828.94 = 292,169.46/x
  3. Step 3: Cross multiply
    521,602.32x = 719,828.94 × 292,169.46
  4. Step 4: Simplify right side
    521,602.32x = 210,312,032,692.17
  5. Step 5: Solve for x
    x = 210,312,032,692.17/521,602.32
  6. Step 6: Final answer
    x = 403,203.79

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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.