Home / 859,134.60-1,185,536.30-496,581.93

Finding the Fourth Proportional to 859,134.60, 1,185,536.30 and 496,581.93

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Solution

The fourth proportional to 859,134.60, 1,185,536.30 and 496,581.93 is: 685,242.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,134.60 : 1,185,536.30 = 496,581.93 : x
  2. Step 2: Convert to fraction form
    859,134.60/1,185,536.30 = 496,581.93/x
  3. Step 3: Cross multiply
    859,134.60x = 1,185,536.30 × 496,581.93
  4. Step 4: Simplify right side
    859,134.60x = 588,715,901,456.15
  5. Step 5: Solve for x
    x = 588,715,901,456.15/859,134.60
  6. Step 6: Final answer
    x = 685,242.92

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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.