Home / 584,142.23-805,991.17-439,103.13

Finding the Fourth Proportional to 584,142.23, 805,991.17 and 439,103.13

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Solution

The fourth proportional to 584,142.23, 805,991.17 and 439,103.13 is: 605,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,142.23 : 805,991.17 = 439,103.13 : x
  2. Step 2: Convert to fraction form
    584,142.23/805,991.17 = 439,103.13/x
  3. Step 3: Cross multiply
    584,142.23x = 805,991.17 × 439,103.13
  4. Step 4: Simplify right side
    584,142.23x = 353,913,242,819.95
  5. Step 5: Solve for x
    x = 353,913,242,819.95/584,142.23
  6. Step 6: Final answer
    x = 605,868.27

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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.