Home / 867,092.15-1,196,588.21-485,119.23

Finding the Fourth Proportional to 867,092.15, 1,196,588.21 and 485,119.23

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Solution

The fourth proportional to 867,092.15, 1,196,588.21 and 485,119.23 is: 669,465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,092.15 : 1,196,588.21 = 485,119.23 : x
  2. Step 2: Convert to fraction form
    867,092.15/1,196,588.21 = 485,119.23/x
  3. Step 3: Cross multiply
    867,092.15x = 1,196,588.21 × 485,119.23
  4. Step 4: Simplify right side
    867,092.15x = 580,487,948,636.68
  5. Step 5: Solve for x
    x = 580,487,948,636.68/867,092.15
  6. Step 6: Final answer
    x = 669,465.12

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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.