Home / 1,010,960.82-1,515,132.27-411,220.62

Finding the Fourth Proportional to 1,010,960.82, 1,515,132.27 and 411,220.62

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Solution

The fourth proportional to 1,010,960.82, 1,515,132.27 and 411,220.62 is: 616,298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,960.82 : 1,515,132.27 = 411,220.62 : x
  2. Step 2: Convert to fraction form
    1,010,960.82/1,515,132.27 = 411,220.62/x
  3. Step 3: Cross multiply
    1,010,960.82x = 1,515,132.27 × 411,220.62
  4. Step 4: Simplify right side
    1,010,960.82x = 623,053,631,451.41
  5. Step 5: Solve for x
    x = 623,053,631,451.41/1,010,960.82
  6. Step 6: Final answer
    x = 616,298.49

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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.