Home / 868,622.40-1,302,868.80-363,052.80

Finding the Fourth Proportional to 868,622.40, 1,302,868.80 and 363,052.80

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Solution

The fourth proportional to 868,622.40, 1,302,868.80 and 363,052.80 is: 544,552.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,622.40 : 1,302,868.80 = 363,052.80 : x
  2. Step 2: Convert to fraction form
    868,622.40/1,302,868.80 = 363,052.80/x
  3. Step 3: Cross multiply
    868,622.40x = 1,302,868.80 × 363,052.80
  4. Step 4: Simplify right side
    868,622.40x = 473,010,165,872.64
  5. Step 5: Solve for x
    x = 473,010,165,872.64/868,622.40
  6. Step 6: Final answer
    x = 544,552.12

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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.