Home / 424,140.32-585,327.12-233,161.76

Finding the Fourth Proportional to 424,140.32, 585,327.12 and 233,161.76

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Solution

The fourth proportional to 424,140.32, 585,327.12 and 233,161.76 is: 321,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,140.32 : 585,327.12 = 233,161.76 : x
  2. Step 2: Convert to fraction form
    424,140.32/585,327.12 = 233,161.76/x
  3. Step 3: Cross multiply
    424,140.32x = 585,327.12 × 233,161.76
  4. Step 4: Simplify right side
    424,140.32x = 136,475,901,474.93
  5. Step 5: Solve for x
    x = 136,475,901,474.93/424,140.32
  6. Step 6: Final answer
    x = 321,770.64

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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.