Home / 997,697.60-1,376,800.32-544,990.40

Finding the Fourth Proportional to 997,697.60, 1,376,800.32 and 544,990.40

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Solution

The fourth proportional to 997,697.60, 1,376,800.32 and 544,990.40 is: 752,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,697.60 : 1,376,800.32 = 544,990.40 : x
  2. Step 2: Convert to fraction form
    997,697.60/1,376,800.32 = 544,990.40/x
  3. Step 3: Cross multiply
    997,697.60x = 1,376,800.32 × 544,990.40
  4. Step 4: Simplify right side
    997,697.60x = 750,342,957,116.93
  5. Step 5: Solve for x
    x = 750,342,957,116.93/997,697.60
  6. Step 6: Final answer
    x = 752,074.53

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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.