Home / 348,822.40-523,233.60-171,443.20

Finding the Fourth Proportional to 348,822.40, 523,233.60 and 171,443.20

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Solution

The fourth proportional to 348,822.40, 523,233.60 and 171,443.20 is: 257,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,822.40 : 523,233.60 = 171,443.20 : x
  2. Step 2: Convert to fraction form
    348,822.40/523,233.60 = 171,443.20/x
  3. Step 3: Cross multiply
    348,822.40x = 523,233.60 × 171,443.20
  4. Step 4: Simplify right side
    348,822.40x = 89,704,842,731.52
  5. Step 5: Solve for x
    x = 89,704,842,731.52/348,822.40
  6. Step 6: Final answer
    x = 257,164.80

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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.