Home / 898,249.10-1,345,405.35-780,151.10

Finding the Fourth Proportional to 898,249.10, 1,345,405.35 and 780,151.10

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Solution

The fourth proportional to 898,249.10, 1,345,405.35 and 780,151.10 is: 1,168,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,249.10 : 1,345,405.35 = 780,151.10 : x
  2. Step 2: Convert to fraction form
    898,249.10/1,345,405.35 = 780,151.10/x
  3. Step 3: Cross multiply
    898,249.10x = 1,345,405.35 × 780,151.10
  4. Step 4: Simplify right side
    898,249.10x = 1,049,619,463,748.39
  5. Step 5: Solve for x
    x = 1,049,619,463,748.39/898,249.10
  6. Step 6: Final answer
    x = 1,168,517.13

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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.