Home / 988,553.52-1,363,391.64-606,311.28

Finding the Fourth Proportional to 988,553.52, 1,363,391.64 and 606,311.28

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Solution

The fourth proportional to 988,553.52, 1,363,391.64 and 606,311.28 is: 836,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,553.52 : 1,363,391.64 = 606,311.28 : x
  2. Step 2: Convert to fraction form
    988,553.52/1,363,391.64 = 606,311.28/x
  3. Step 3: Cross multiply
    988,553.52x = 1,363,391.64 × 606,311.28
  4. Step 4: Simplify right side
    988,553.52x = 826,639,730,389.70
  5. Step 5: Solve for x
    x = 826,639,730,389.70/988,553.52
  6. Step 6: Final answer
    x = 836,211.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.