Home / 577,068.40-865,620.28-197,983.85

Finding the Fourth Proportional to 577,068.40, 865,620.28 and 197,983.85

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Solution

The fourth proportional to 577,068.40, 865,620.28 and 197,983.85 is: 296,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,068.40 : 865,620.28 = 197,983.85 : x
  2. Step 2: Convert to fraction form
    577,068.40/865,620.28 = 197,983.85/x
  3. Step 3: Cross multiply
    577,068.40x = 865,620.28 × 197,983.85
  4. Step 4: Simplify right side
    577,068.40x = 171,378,835,672.48
  5. Step 5: Solve for x
    x = 171,378,835,672.48/577,068.40
  6. Step 6: Final answer
    x = 296,981.84

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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.