Home / 927,153.01-1,279,325.00-540,032.14

Finding the Fourth Proportional to 927,153.01, 1,279,325.00 and 540,032.14

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Solution

The fourth proportional to 927,153.01, 1,279,325.00 and 540,032.14 is: 745,159.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,153.01 : 1,279,325.00 = 540,032.14 : x
  2. Step 2: Convert to fraction form
    927,153.01/1,279,325.00 = 540,032.14/x
  3. Step 3: Cross multiply
    927,153.01x = 1,279,325.00 × 540,032.14
  4. Step 4: Simplify right side
    927,153.01x = 690,876,608,408.71
  5. Step 5: Solve for x
    x = 690,876,608,408.71/927,153.01
  6. Step 6: Final answer
    x = 745,159.22

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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.