Home / 905,244.17-1,358,120.45-265,563

Finding the Fourth Proportional to 905,244.17, 1,358,120.45 and 265,563

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Solution

The fourth proportional to 905,244.17, 1,358,120.45 and 265,563 is: 398,419.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,244.17 : 1,358,120.45 = 265,563 : x
  2. Step 2: Convert to fraction form
    905,244.17/1,358,120.45 = 265,563/x
  3. Step 3: Cross multiply
    905,244.17x = 1,358,120.45 × 265,563
  4. Step 4: Simplify right side
    905,244.17x = 360,666,541,727.26
  5. Step 5: Solve for x
    x = 360,666,541,727.26/905,244.17
  6. Step 6: Final answer
    x = 398,419.07

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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.