Home / 972,284.48-1,341,750.12-542,560.04

Finding the Fourth Proportional to 972,284.48, 1,341,750.12 and 542,560.04

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Solution

The fourth proportional to 972,284.48, 1,341,750.12 and 542,560.04 is: 748,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,284.48 : 1,341,750.12 = 542,560.04 : x
  2. Step 2: Convert to fraction form
    972,284.48/1,341,750.12 = 542,560.04/x
  3. Step 3: Cross multiply
    972,284.48x = 1,341,750.12 × 542,560.04
  4. Step 4: Simplify right side
    972,284.48x = 727,979,998,777.21
  5. Step 5: Solve for x
    x = 727,979,998,777.21/972,284.48
  6. Step 6: Final answer
    x = 748,731.48

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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.