Home / 1,009,306.20-1,392,844.86-556,593.24

Finding the Fourth Proportional to 1,009,306.20, 1,392,844.86 and 556,593.24

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Solution

The fourth proportional to 1,009,306.20, 1,392,844.86 and 556,593.24 is: 768,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,306.20 : 1,392,844.86 = 556,593.24 : x
  2. Step 2: Convert to fraction form
    1,009,306.20/1,392,844.86 = 556,593.24/x
  3. Step 3: Cross multiply
    1,009,306.20x = 1,392,844.86 × 556,593.24
  4. Step 4: Simplify right side
    1,009,306.20x = 775,248,033,444.75
  5. Step 5: Solve for x
    x = 775,248,033,444.75/1,009,306.20
  6. Step 6: Final answer
    x = 768,099.94

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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.