Home / 927,147.16-1,279,316.94-540,026.29

Finding the Fourth Proportional to 927,147.16, 1,279,316.94 and 540,026.29

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Solution

The fourth proportional to 927,147.16, 1,279,316.94 and 540,026.29 is: 745,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,147.16 : 1,279,316.94 = 540,026.29 : x
  2. Step 2: Convert to fraction form
    927,147.16/1,279,316.94 = 540,026.29/x
  3. Step 3: Cross multiply
    927,147.16x = 1,279,316.94 × 540,026.29
  4. Step 4: Simplify right side
    927,147.16x = 690,864,780,416.40
  5. Step 5: Solve for x
    x = 690,864,780,416.40/927,147.16
  6. Step 6: Final answer
    x = 745,151.16

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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.