Home / 927,872.80-1,392,001.20-528,704.80

Finding the Fourth Proportional to 927,872.80, 1,392,001.20 and 528,704.80

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Solution

The fourth proportional to 927,872.80, 1,392,001.20 and 528,704.80 is: 793,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,872.80 : 1,392,001.20 = 528,704.80 : x
  2. Step 2: Convert to fraction form
    927,872.80/1,392,001.20 = 528,704.80/x
  3. Step 3: Cross multiply
    927,872.80x = 1,392,001.20 × 528,704.80
  4. Step 4: Simplify right side
    927,872.80x = 735,957,716,045.76
  5. Step 5: Solve for x
    x = 735,957,716,045.76/927,872.80
  6. Step 6: Final answer
    x = 793,166.60

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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.