Home / 914,659.40-1,262,213.61-506,753.06

Finding the Fourth Proportional to 914,659.40, 1,262,213.61 and 506,753.06

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Solution

The fourth proportional to 914,659.40, 1,262,213.61 and 506,753.06 is: 699,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,659.40 : 1,262,213.61 = 506,753.06 : x
  2. Step 2: Convert to fraction form
    914,659.40/1,262,213.61 = 506,753.06/x
  3. Step 3: Cross multiply
    914,659.40x = 1,262,213.61 × 506,753.06
  4. Step 4: Simplify right side
    914,659.40x = 639,630,606,707.38
  5. Step 5: Solve for x
    x = 639,630,606,707.38/914,659.40
  6. Step 6: Final answer
    x = 699,310.15

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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.