Home / 859,188.31-1,185,548.07-496,542.14

Finding the Fourth Proportional to 859,188.31, 1,185,548.07 and 496,542.14

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Solution

The fourth proportional to 859,188.31, 1,185,548.07 and 496,542.14 is: 685,151.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,188.31 : 1,185,548.07 = 496,542.14 : x
  2. Step 2: Convert to fraction form
    859,188.31/1,185,548.07 = 496,542.14/x
  3. Step 3: Cross multiply
    859,188.31x = 1,185,548.07 × 496,542.14
  4. Step 4: Simplify right side
    859,188.31x = 588,674,575,750.67
  5. Step 5: Solve for x
    x = 588,674,575,750.67/859,188.31
  6. Step 6: Final answer
    x = 685,151.98

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Double scale
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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.