Home / 1,253,424.20-1,880,406.17-388,841.61

Finding the Fourth Proportional to 1,253,424.20, 1,880,406.17 and 388,841.61

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Solution

The fourth proportional to 1,253,424.20, 1,880,406.17 and 388,841.61 is: 583,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,424.20 : 1,880,406.17 = 388,841.61 : x
  2. Step 2: Convert to fraction form
    1,253,424.20/1,880,406.17 = 388,841.61/x
  3. Step 3: Cross multiply
    1,253,424.20x = 1,880,406.17 × 388,841.61
  4. Step 4: Simplify right side
    1,253,424.20x = 731,180,168,068.59
  5. Step 5: Solve for x
    x = 731,180,168,068.59/1,253,424.20
  6. Step 6: Final answer
    x = 583,346.14

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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.