Home / 755,647.30-1,133,470.95-657,232.30

Finding the Fourth Proportional to 755,647.30, 1,133,470.95 and 657,232.30

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Solution

The fourth proportional to 755,647.30, 1,133,470.95 and 657,232.30 is: 985,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,647.30 : 1,133,470.95 = 657,232.30 : x
  2. Step 2: Convert to fraction form
    755,647.30/1,133,470.95 = 657,232.30/x
  3. Step 3: Cross multiply
    755,647.30x = 1,133,470.95 × 657,232.30
  4. Step 4: Simplify right side
    755,647.30x = 744,953,719,451.69
  5. Step 5: Solve for x
    x = 744,953,719,451.69/755,647.30
  6. Step 6: Final answer
    x = 985,848.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.