Home / 866,924.30-1,300,900.16-482,994.50

Finding the Fourth Proportional to 866,924.30, 1,300,900.16 and 482,994.50

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Solution

The fourth proportional to 866,924.30, 1,300,900.16 and 482,994.50 is: 724,777.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,924.30 : 1,300,900.16 = 482,994.50 : x
  2. Step 2: Convert to fraction form
    866,924.30/1,300,900.16 = 482,994.50/x
  3. Step 3: Cross multiply
    866,924.30x = 1,300,900.16 × 482,994.50
  4. Step 4: Simplify right side
    866,924.30x = 628,327,617,032.11
  5. Step 5: Solve for x
    x = 628,327,617,032.11/866,924.30
  6. Step 6: Final answer
    x = 724,777.95

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Double scale
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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.