Home / 1,006,630.02-1,389,148.92-553,921.02

Finding the Fourth Proportional to 1,006,630.02, 1,389,148.92 and 553,921.02

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Solution

The fourth proportional to 1,006,630.02, 1,389,148.92 and 553,921.02 is: 764,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,630.02 : 1,389,148.92 = 553,921.02 : x
  2. Step 2: Convert to fraction form
    1,006,630.02/1,389,148.92 = 553,921.02/x
  3. Step 3: Cross multiply
    1,006,630.02x = 1,389,148.92 × 553,921.02
  4. Step 4: Simplify right side
    1,006,630.02x = 769,478,786,698.30
  5. Step 5: Solve for x
    x = 769,478,786,698.30/1,006,630.02
  6. Step 6: Final answer
    x = 764,410.73

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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.