Home / 855,647.01-1,181,593.07-550,253.79

Finding the Fourth Proportional to 855,647.01, 1,181,593.07 and 550,253.79

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Solution

The fourth proportional to 855,647.01, 1,181,593.07 and 550,253.79 is: 759,864.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,647.01 : 1,181,593.07 = 550,253.79 : x
  2. Step 2: Convert to fraction form
    855,647.01/1,181,593.07 = 550,253.79/x
  3. Step 3: Cross multiply
    855,647.01x = 1,181,593.07 × 550,253.79
  4. Step 4: Simplify right side
    855,647.01x = 650,176,064,317.42
  5. Step 5: Solve for x
    x = 650,176,064,317.42/855,647.01
  6. Step 6: Final answer
    x = 759,864.82

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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.