Home / 927,207.70-1,391,013.15-528,039.70

Finding the Fourth Proportional to 927,207.70, 1,391,013.15 and 528,039.70

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Solution

The fourth proportional to 927,207.70, 1,391,013.15 and 528,039.70 is: 792,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,207.70 : 1,391,013.15 = 528,039.70 : x
  2. Step 2: Convert to fraction form
    927,207.70/1,391,013.15 = 528,039.70/x
  3. Step 3: Cross multiply
    927,207.70x = 1,391,013.15 × 528,039.70
  4. Step 4: Simplify right side
    927,207.70x = 734,510,166,422.06
  5. Step 5: Solve for x
    x = 734,510,166,422.06/927,207.70
  6. Step 6: Final answer
    x = 792,174.36

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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.