Home / 348,953.40-523,281.06-132,670.44

Finding the Fourth Proportional to 348,953.40, 523,281.06 and 132,670.44

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Solution

The fourth proportional to 348,953.40, 523,281.06 and 132,670.44 is: 198,949.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,953.40 : 523,281.06 = 132,670.44 : x
  2. Step 2: Convert to fraction form
    348,953.40/523,281.06 = 132,670.44/x
  3. Step 3: Cross multiply
    348,953.40x = 523,281.06 × 132,670.44
  4. Step 4: Simplify right side
    348,953.40x = 69,423,928,473.87
  5. Step 5: Solve for x
    x = 69,423,928,473.87/348,953.40
  6. Step 6: Final answer
    x = 198,949.00

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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.