Home / 838,795.68-1,258,208.10-277,844.76

Finding the Fourth Proportional to 838,795.68, 1,258,208.10 and 277,844.76

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Solution

The fourth proportional to 838,795.68, 1,258,208.10 and 277,844.76 is: 416,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,795.68 : 1,258,208.10 = 277,844.76 : x
  2. Step 2: Convert to fraction form
    838,795.68/1,258,208.10 = 277,844.76/x
  3. Step 3: Cross multiply
    838,795.68x = 1,258,208.10 × 277,844.76
  4. Step 4: Simplify right side
    838,795.68x = 349,586,527,574.56
  5. Step 5: Solve for x
    x = 349,586,527,574.56/838,795.68
  6. Step 6: Final answer
    x = 416,771.97

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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.