Home / 769,187.19-1,061,218.40-446,632.02

Finding the Fourth Proportional to 769,187.19, 1,061,218.40 and 446,632.02

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Solution

The fourth proportional to 769,187.19, 1,061,218.40 and 446,632.02 is: 616,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,187.19 : 1,061,218.40 = 446,632.02 : x
  2. Step 2: Convert to fraction form
    769,187.19/1,061,218.40 = 446,632.02/x
  3. Step 3: Cross multiply
    769,187.19x = 1,061,218.40 × 446,632.02
  4. Step 4: Simplify right side
    769,187.19x = 473,974,115,420.01
  5. Step 5: Solve for x
    x = 473,974,115,420.01/769,187.19
  6. Step 6: Final answer
    x = 616,201.26

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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.