Home / 821,130.80-1,231,695.67-597,911.22

Finding the Fourth Proportional to 821,130.80, 1,231,695.67 and 597,911.22

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Solution

The fourth proportional to 821,130.80, 1,231,695.67 and 597,911.22 is: 896,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,130.80 : 1,231,695.67 = 597,911.22 : x
  2. Step 2: Convert to fraction form
    821,130.80/1,231,695.67 = 597,911.22/x
  3. Step 3: Cross multiply
    821,130.80x = 1,231,695.67 × 597,911.22
  4. Step 4: Simplify right side
    821,130.80x = 736,444,660,718.42
  5. Step 5: Solve for x
    x = 736,444,660,718.42/821,130.80
  6. Step 6: Final answer
    x = 896,866.44

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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.