Home / 398,013.44-596,931.60-240,024.48

Finding the Fourth Proportional to 398,013.44, 596,931.60 and 240,024.48

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Solution

The fourth proportional to 398,013.44, 596,931.60 and 240,024.48 is: 359,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,013.44 : 596,931.60 = 240,024.48 : x
  2. Step 2: Convert to fraction form
    398,013.44/596,931.60 = 240,024.48/x
  3. Step 3: Cross multiply
    398,013.44x = 596,931.60 × 240,024.48
  4. Step 4: Simplify right side
    398,013.44x = 143,278,196,885.57
  5. Step 5: Solve for x
    x = 143,278,196,885.57/398,013.44
  6. Step 6: Final answer
    x = 359,983.31

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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.