Home / 674,231.10-1,011,346.65-607,875.90

Finding the Fourth Proportional to 674,231.10, 1,011,346.65 and 607,875.90

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Solution

The fourth proportional to 674,231.10, 1,011,346.65 and 607,875.90 is: 911,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,231.10 : 1,011,346.65 = 607,875.90 : x
  2. Step 2: Convert to fraction form
    674,231.10/1,011,346.65 = 607,875.90/x
  3. Step 3: Cross multiply
    674,231.10x = 1,011,346.65 × 607,875.90
  4. Step 4: Simplify right side
    674,231.10x = 614,773,255,080.74
  5. Step 5: Solve for x
    x = 614,773,255,080.74/674,231.10
  6. Step 6: Final answer
    x = 911,813.85

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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.