Home / 772,568.81-1,158,616.05-534,214.20

Finding the Fourth Proportional to 772,568.81, 1,158,616.05 and 534,214.20

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Solution

The fourth proportional to 772,568.81, 1,158,616.05 and 534,214.20 is: 801,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,568.81 : 1,158,616.05 = 534,214.20 : x
  2. Step 2: Convert to fraction form
    772,568.81/1,158,616.05 = 534,214.20/x
  3. Step 3: Cross multiply
    772,568.81x = 1,158,616.05 × 534,214.20
  4. Step 4: Simplify right side
    772,568.81x = 618,949,146,257.91
  5. Step 5: Solve for x
    x = 618,949,146,257.91/772,568.81
  6. Step 6: Final answer
    x = 801,157.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.