Home / 859,635.98-1,186,324.34-472,444.36

Finding the Fourth Proportional to 859,635.98, 1,186,324.34 and 472,444.36

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Solution

The fourth proportional to 859,635.98, 1,186,324.34 and 472,444.36 is: 651,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,635.98 : 1,186,324.34 = 472,444.36 : x
  2. Step 2: Convert to fraction form
    859,635.98/1,186,324.34 = 472,444.36/x
  3. Step 3: Cross multiply
    859,635.98x = 1,186,324.34 × 472,444.36
  4. Step 4: Simplify right side
    859,635.98x = 560,472,238,235.69
  5. Step 5: Solve for x
    x = 560,472,238,235.69/859,635.98
  6. Step 6: Final answer
    x = 651,987.88

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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.