Home / 656,959.07-985,436.97-158,323.07

Finding the Fourth Proportional to 656,959.07, 985,436.97 and 158,323.07

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Solution

The fourth proportional to 656,959.07, 985,436.97 and 158,323.07 is: 237,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,959.07 : 985,436.97 = 158,323.07 : x
  2. Step 2: Convert to fraction form
    656,959.07/985,436.97 = 158,323.07/x
  3. Step 3: Cross multiply
    656,959.07x = 985,436.97 × 158,323.07
  4. Step 4: Simplify right side
    656,959.07x = 156,017,401,454.71
  5. Step 5: Solve for x
    x = 156,017,401,454.71/656,959.07
  6. Step 6: Final answer
    x = 237,484.21

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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.