Home / 1,182,108.90-1,773,163.35-434,057.70

Finding the Fourth Proportional to 1,182,108.90, 1,773,163.35 and 434,057.70

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Solution

The fourth proportional to 1,182,108.90, 1,773,163.35 and 434,057.70 is: 651,086.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,108.90 : 1,773,163.35 = 434,057.70 : x
  2. Step 2: Convert to fraction form
    1,182,108.90/1,773,163.35 = 434,057.70/x
  3. Step 3: Cross multiply
    1,182,108.90x = 1,773,163.35 × 434,057.70
  4. Step 4: Simplify right side
    1,182,108.90x = 769,655,205,425.30
  5. Step 5: Solve for x
    x = 769,655,205,425.30/1,182,108.90
  6. Step 6: Final answer
    x = 651,086.55

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Double scale
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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.