Home / 915,039.18-1,262,451.42-552,325.23

Finding the Fourth Proportional to 915,039.18, 1,262,451.42 and 552,325.23

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Solution

The fourth proportional to 915,039.18, 1,262,451.42 and 552,325.23 is: 762,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,039.18 : 1,262,451.42 = 552,325.23 : x
  2. Step 2: Convert to fraction form
    915,039.18/1,262,451.42 = 552,325.23/x
  3. Step 3: Cross multiply
    915,039.18x = 1,262,451.42 × 552,325.23
  4. Step 4: Simplify right side
    915,039.18x = 697,283,770,915.33
  5. Step 5: Solve for x
    x = 697,283,770,915.33/915,039.18
  6. Step 6: Final answer
    x = 762,026.14

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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.