Home / 585,926.71-878,892.28-206,641.45

Finding the Fourth Proportional to 585,926.71, 878,892.28 and 206,641.45

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Solution

The fourth proportional to 585,926.71, 878,892.28 and 206,641.45 is: 309,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,926.71 : 878,892.28 = 206,641.45 : x
  2. Step 2: Convert to fraction form
    585,926.71/878,892.28 = 206,641.45/x
  3. Step 3: Cross multiply
    585,926.71x = 878,892.28 × 206,641.45
  4. Step 4: Simplify right side
    585,926.71x = 181,615,575,649.61
  5. Step 5: Solve for x
    x = 181,615,575,649.61/585,926.71
  6. Step 6: Final answer
    x = 309,962.96

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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.