Home / 819,164.16-1,228,561.92-293,852.16

Finding the Fourth Proportional to 819,164.16, 1,228,561.92 and 293,852.16

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Solution

The fourth proportional to 819,164.16, 1,228,561.92 and 293,852.16 is: 440,712.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,164.16 : 1,228,561.92 = 293,852.16 : x
  2. Step 2: Convert to fraction form
    819,164.16/1,228,561.92 = 293,852.16/x
  3. Step 3: Cross multiply
    819,164.16x = 1,228,561.92 × 293,852.16
  4. Step 4: Simplify right side
    819,164.16x = 361,015,573,885.75
  5. Step 5: Solve for x
    x = 361,015,573,885.75/819,164.16
  6. Step 6: Final answer
    x = 440,712.12

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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.