Home / 817,049.92-1,127,528.84-459,353.92

Finding the Fourth Proportional to 817,049.92, 1,127,528.84 and 459,353.92

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Solution

The fourth proportional to 817,049.92, 1,127,528.84 and 459,353.92 is: 633,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,049.92 : 1,127,528.84 = 459,353.92 : x
  2. Step 2: Convert to fraction form
    817,049.92/1,127,528.84 = 459,353.92/x
  3. Step 3: Cross multiply
    817,049.92x = 1,127,528.84 × 459,353.92
  4. Step 4: Simplify right side
    817,049.92x = 517,934,792,567.05
  5. Step 5: Solve for x
    x = 517,934,792,567.05/817,049.92
  6. Step 6: Final answer
    x = 633,908.38

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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.