Home / 747,001-1,120,511.22-248,365

Finding the Fourth Proportional to 747,001, 1,120,511.22 and 248,365

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Solution

The fourth proportional to 747,001, 1,120,511.22 and 248,365 is: 372,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,001 : 1,120,511.22 = 248,365 : x
  2. Step 2: Convert to fraction form
    747,001/1,120,511.22 = 248,365/x
  3. Step 3: Cross multiply
    747,001x = 1,120,511.22 × 248,365
  4. Step 4: Simplify right side
    747,001x = 278,295,769,155.30
  5. Step 5: Solve for x
    x = 278,295,769,155.30/747,001
  6. Step 6: Final answer
    x = 372,550.73

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1.5x scale

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.