Home / 1,115,683.20-1,673,510.04-274,242.24

Finding the Fourth Proportional to 1,115,683.20, 1,673,510.04 and 274,242.24

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Solution

The fourth proportional to 1,115,683.20, 1,673,510.04 and 274,242.24 is: 411,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,683.20 : 1,673,510.04 = 274,242.24 : x
  2. Step 2: Convert to fraction form
    1,115,683.20/1,673,510.04 = 274,242.24/x
  3. Step 3: Cross multiply
    1,115,683.20x = 1,673,510.04 × 274,242.24
  4. Step 4: Simplify right side
    1,115,683.20x = 458,947,142,032.09
  5. Step 5: Solve for x
    x = 458,947,142,032.09/1,115,683.20
  6. Step 6: Final answer
    x = 411,359.73

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Double scale
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Similar ratio
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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.