Home / 1,691,320.10-2,537,353.28-493,336.17

Finding the Fourth Proportional to 1,691,320.10, 2,537,353.28 and 493,336.17

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Solution

The fourth proportional to 1,691,320.10, 2,537,353.28 and 493,336.17 is: 740,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,320.10 : 2,537,353.28 = 493,336.17 : x
  2. Step 2: Convert to fraction form
    1,691,320.10/2,537,353.28 = 493,336.17/x
  3. Step 3: Cross multiply
    1,691,320.10x = 2,537,353.28 × 493,336.17
  4. Step 4: Simplify right side
    1,691,320.10x = 1,251,768,150,325.48
  5. Step 5: Solve for x
    x = 1,251,768,150,325.48/1,691,320.10
  6. Step 6: Final answer
    x = 740,113.10

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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.