Home / 749,989.83-1,034,008.83-477,958.47

Finding the Fourth Proportional to 749,989.83, 1,034,008.83 and 477,958.47

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Solution

The fourth proportional to 749,989.83, 1,034,008.83 and 477,958.47 is: 658,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,989.83 : 1,034,008.83 = 477,958.47 : x
  2. Step 2: Convert to fraction form
    749,989.83/1,034,008.83 = 477,958.47/x
  3. Step 3: Cross multiply
    749,989.83x = 1,034,008.83 × 477,958.47
  4. Step 4: Simplify right side
    749,989.83x = 494,213,278,353.29
  5. Step 5: Solve for x
    x = 494,213,278,353.29/749,989.83
  6. Step 6: Final answer
    x = 658,959.97

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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.