Home / 955,177.20-1,318,116.96-525,457.44

Finding the Fourth Proportional to 955,177.20, 1,318,116.96 and 525,457.44

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Solution

The fourth proportional to 955,177.20, 1,318,116.96 and 525,457.44 is: 725,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,177.20 : 1,318,116.96 = 525,457.44 : x
  2. Step 2: Convert to fraction form
    955,177.20/1,318,116.96 = 525,457.44/x
  3. Step 3: Cross multiply
    955,177.20x = 1,318,116.96 × 525,457.44
  4. Step 4: Simplify right side
    955,177.20x = 692,614,363,422.18
  5. Step 5: Solve for x
    x = 692,614,363,422.18/955,177.20
  6. Step 6: Final answer
    x = 725,116.10

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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.