Home / 859,113.33-1,185,507-496,560.66

Finding the Fourth Proportional to 859,113.33, 1,185,507 and 496,560.66

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Solution

The fourth proportional to 859,113.33, 1,185,507 and 496,560.66 is: 685,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,113.33 : 1,185,507 = 496,560.66 : x
  2. Step 2: Convert to fraction form
    859,113.33/1,185,507 = 496,560.66/x
  3. Step 3: Cross multiply
    859,113.33x = 1,185,507 × 496,560.66
  4. Step 4: Simplify right side
    859,113.33x = 588,676,138,354.62
  5. Step 5: Solve for x
    x = 588,676,138,354.62/859,113.33
  6. Step 6: Final answer
    x = 685,213.60

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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.