Home / 1,000,351.62-1,380,616.65-570,533.22

Finding the Fourth Proportional to 1,000,351.62, 1,380,616.65 and 570,533.22

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Solution

The fourth proportional to 1,000,351.62, 1,380,616.65 and 570,533.22 is: 787,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,351.62 : 1,380,616.65 = 570,533.22 : x
  2. Step 2: Convert to fraction form
    1,000,351.62/1,380,616.65 = 570,533.22/x
  3. Step 3: Cross multiply
    1,000,351.62x = 1,380,616.65 × 570,533.22
  4. Step 4: Simplify right side
    1,000,351.62x = 787,687,662,910.11
  5. Step 5: Solve for x
    x = 787,687,662,910.11/1,000,351.62
  6. Step 6: Final answer
    x = 787,410.79

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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.