Home / 818,760.93-1,222,384.35-625,624.58

Finding the Fourth Proportional to 818,760.93, 1,222,384.35 and 625,624.58

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Solution

The fourth proportional to 818,760.93, 1,222,384.35 and 625,624.58 is: 934,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,760.93 : 1,222,384.35 = 625,624.58 : x
  2. Step 2: Convert to fraction form
    818,760.93/1,222,384.35 = 625,624.58/x
  3. Step 3: Cross multiply
    818,760.93x = 1,222,384.35 × 625,624.58
  4. Step 4: Simplify right side
    818,760.93x = 764,753,689,455.40
  5. Step 5: Solve for x
    x = 764,753,689,455.40/818,760.93
  6. Step 6: Final answer
    x = 934,037.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.