Home / 424,872.32-586,336.08-231,292.60

Finding the Fourth Proportional to 424,872.32, 586,336.08 and 231,292.60

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Solution

The fourth proportional to 424,872.32, 586,336.08 and 231,292.60 is: 319,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,872.32 : 586,336.08 = 231,292.60 : x
  2. Step 2: Convert to fraction form
    424,872.32/586,336.08 = 231,292.60/x
  3. Step 3: Cross multiply
    424,872.32x = 586,336.08 × 231,292.60
  4. Step 4: Simplify right side
    424,872.32x = 135,615,196,417.01
  5. Step 5: Solve for x
    x = 135,615,196,417.01/424,872.32
  6. Step 6: Final answer
    x = 319,190.47

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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.