Home / 410,845.48-616,443.90-197,510.92

Finding the Fourth Proportional to 410,845.48, 616,443.90 and 197,510.92

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Solution

The fourth proportional to 410,845.48, 616,443.90 and 197,510.92 is: 296,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,845.48 : 616,443.90 = 197,510.92 : x
  2. Step 2: Convert to fraction form
    410,845.48/616,443.90 = 197,510.92/x
  3. Step 3: Cross multiply
    410,845.48x = 616,443.90 × 197,510.92
  4. Step 4: Simplify right side
    410,845.48x = 121,754,401,817.39
  5. Step 5: Solve for x
    x = 121,754,401,817.39/410,845.48
  6. Step 6: Final answer
    x = 296,350.84

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1.5x scale

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.