Home / 817,023.96-1,225,568.90-284,598.84

Finding the Fourth Proportional to 817,023.96, 1,225,568.90 and 284,598.84

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Solution

The fourth proportional to 817,023.96, 1,225,568.90 and 284,598.84 is: 426,909.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,023.96 : 1,225,568.90 = 284,598.84 : x
  2. Step 2: Convert to fraction form
    817,023.96/1,225,568.90 = 284,598.84/x
  3. Step 3: Cross multiply
    817,023.96x = 1,225,568.90 × 284,598.84
  4. Step 4: Simplify right side
    817,023.96x = 348,795,487,280.08
  5. Step 5: Solve for x
    x = 348,795,487,280.08/817,023.96
  6. Step 6: Final answer
    x = 426,909.74

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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.