Home / 711,872.04-982,593.54-410,278.44

Finding the Fourth Proportional to 711,872.04, 982,593.54 and 410,278.44

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Solution

The fourth proportional to 711,872.04, 982,593.54 and 410,278.44 is: 566,305.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,872.04 : 982,593.54 = 410,278.44 : x
  2. Step 2: Convert to fraction form
    711,872.04/982,593.54 = 410,278.44/x
  3. Step 3: Cross multiply
    711,872.04x = 982,593.54 × 410,278.44
  4. Step 4: Simplify right side
    711,872.04x = 403,136,944,745.28
  5. Step 5: Solve for x
    x = 403,136,944,745.28/711,872.04
  6. Step 6: Final answer
    x = 566,305.35

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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.