Home / 871,534.87-1,202,345.05-544,279.74

Finding the Fourth Proportional to 871,534.87, 1,202,345.05 and 544,279.74

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Solution

The fourth proportional to 871,534.87, 1,202,345.05 and 544,279.74 is: 750,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,534.87 : 1,202,345.05 = 544,279.74 : x
  2. Step 2: Convert to fraction form
    871,534.87/1,202,345.05 = 544,279.74/x
  3. Step 3: Cross multiply
    871,534.87x = 1,202,345.05 × 544,279.74
  4. Step 4: Simplify right side
    871,534.87x = 654,412,051,204.29
  5. Step 5: Solve for x
    x = 654,412,051,204.29/871,534.87
  6. Step 6: Final answer
    x = 750,873.06

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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.