Home / 801,929.16-1,106,261.15-479,554.43

Finding the Fourth Proportional to 801,929.16, 1,106,261.15 and 479,554.43

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Solution

The fourth proportional to 801,929.16, 1,106,261.15 and 479,554.43 is: 661,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,929.16 : 1,106,261.15 = 479,554.43 : x
  2. Step 2: Convert to fraction form
    801,929.16/1,106,261.15 = 479,554.43/x
  3. Step 3: Cross multiply
    801,929.16x = 1,106,261.15 × 479,554.43
  4. Step 4: Simplify right side
    801,929.16x = 530,512,427,290.32
  5. Step 5: Solve for x
    x = 530,512,427,290.32/801,929.16
  6. Step 6: Final answer
    x = 661,545.25

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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.