Home / 776,712.72-1,165,119.34-244,254.36

Finding the Fourth Proportional to 776,712.72, 1,165,119.34 and 244,254.36

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Solution

The fourth proportional to 776,712.72, 1,165,119.34 and 244,254.36 is: 366,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,712.72 : 1,165,119.34 = 244,254.36 : x
  2. Step 2: Convert to fraction form
    776,712.72/1,165,119.34 = 244,254.36/x
  3. Step 3: Cross multiply
    776,712.72x = 1,165,119.34 × 244,254.36
  4. Step 4: Simplify right side
    776,712.72x = 284,585,478,715.32
  5. Step 5: Solve for x
    x = 284,585,478,715.32/776,712.72
  6. Step 6: Final answer
    x = 366,397.35

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Double scale
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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.