Home / 859,444.75-1,186,054.86-472,257.01

Finding the Fourth Proportional to 859,444.75, 1,186,054.86 and 472,257.01

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Solution

The fourth proportional to 859,444.75, 1,186,054.86 and 472,257.01 is: 651,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,444.75 : 1,186,054.86 = 472,257.01 : x
  2. Step 2: Convert to fraction form
    859,444.75/1,186,054.86 = 472,257.01/x
  3. Step 3: Cross multiply
    859,444.75x = 1,186,054.86 × 472,257.01
  4. Step 4: Simplify right side
    859,444.75x = 560,122,721,879.57
  5. Step 5: Solve for x
    x = 560,122,721,879.57/859,444.75
  6. Step 6: Final answer
    x = 651,726.27

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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.