Home / 985,794.56-1,360,394.88-556,073.36

Finding the Fourth Proportional to 985,794.56, 1,360,394.88 and 556,073.36

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Solution

The fourth proportional to 985,794.56, 1,360,394.88 and 556,073.36 is: 767,380.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,794.56 : 1,360,394.88 = 556,073.36 : x
  2. Step 2: Convert to fraction form
    985,794.56/1,360,394.88 = 556,073.36/x
  3. Step 3: Cross multiply
    985,794.56x = 1,360,394.88 × 556,073.36
  4. Step 4: Simplify right side
    985,794.56x = 756,479,351,848.40
  5. Step 5: Solve for x
    x = 756,479,351,848.40/985,794.56
  6. Step 6: Final answer
    x = 767,380.33

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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.