Home / 970,819.83-1,339,737.58-541,127.20

Finding the Fourth Proportional to 970,819.83, 1,339,737.58 and 541,127.20

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Solution

The fourth proportional to 970,819.83, 1,339,737.58 and 541,127.20 is: 746,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,819.83 : 1,339,737.58 = 541,127.20 : x
  2. Step 2: Convert to fraction form
    970,819.83/1,339,737.58 = 541,127.20/x
  3. Step 3: Cross multiply
    970,819.83x = 1,339,737.58 × 541,127.20
  4. Step 4: Simplify right side
    970,819.83x = 724,968,445,400.18
  5. Step 5: Solve for x
    x = 724,968,445,400.18/970,819.83
  6. Step 6: Final answer
    x = 746,759.00

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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.