Home / 465,177.28-642,014.08-283,994.24

Finding the Fourth Proportional to 465,177.28, 642,014.08 and 283,994.24

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Solution

The fourth proportional to 465,177.28, 642,014.08 and 283,994.24 is: 391,954.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,177.28 : 642,014.08 = 283,994.24 : x
  2. Step 2: Convert to fraction form
    465,177.28/642,014.08 = 283,994.24/x
  3. Step 3: Cross multiply
    465,177.28x = 642,014.08 × 283,994.24
  4. Step 4: Simplify right side
    465,177.28x = 182,328,300,718.90
  5. Step 5: Solve for x
    x = 182,328,300,718.90/465,177.28
  6. Step 6: Final answer
    x = 391,954.44

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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.