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Finding the Fourth Proportional to 369,626.68, 510,085.18 and 199,860.76

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Solution

The fourth proportional to 369,626.68, 510,085.18 and 199,860.76 is: 275,808.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,626.68 : 510,085.18 = 199,860.76 : x
  2. Step 2: Convert to fraction form
    369,626.68/510,085.18 = 199,860.76/x
  3. Step 3: Cross multiply
    369,626.68x = 510,085.18 × 199,860.76
  4. Step 4: Simplify right side
    369,626.68x = 101,946,011,739.54
  5. Step 5: Solve for x
    x = 101,946,011,739.54/369,626.68
  6. Step 6: Final answer
    x = 275,808.04

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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.