Home / 750,057.30-1,034,821.71-427,534.74

Finding the Fourth Proportional to 750,057.30, 1,034,821.71 and 427,534.74

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Solution

The fourth proportional to 750,057.30, 1,034,821.71 and 427,534.74 is: 589,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,057.30 : 1,034,821.71 = 427,534.74 : x
  2. Step 2: Convert to fraction form
    750,057.30/1,034,821.71 = 427,534.74/x
  3. Step 3: Cross multiply
    750,057.30x = 1,034,821.71 × 427,534.74
  4. Step 4: Simplify right side
    750,057.30x = 442,422,230,731.21
  5. Step 5: Solve for x
    x = 442,422,230,731.21/750,057.30
  6. Step 6: Final answer
    x = 589,851.24

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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.