Home / 913,621.69-1,260,933.05-526,363.37

Finding the Fourth Proportional to 913,621.69, 1,260,933.05 and 526,363.37

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Solution

The fourth proportional to 913,621.69, 1,260,933.05 and 526,363.37 is: 726,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,621.69 : 1,260,933.05 = 526,363.37 : x
  2. Step 2: Convert to fraction form
    913,621.69/1,260,933.05 = 526,363.37/x
  3. Step 3: Cross multiply
    913,621.69x = 1,260,933.05 × 526,363.37
  4. Step 4: Simplify right side
    913,621.69x = 663,708,969,542.38
  5. Step 5: Solve for x
    x = 663,708,969,542.38/913,621.69
  6. Step 6: Final answer
    x = 726,459.30

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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.