Home / 986,046.13-1,360,744.98-556,366.24

Finding the Fourth Proportional to 986,046.13, 1,360,744.98 and 556,366.24

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Solution

The fourth proportional to 986,046.13, 1,360,744.98 and 556,366.24 is: 767,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,046.13 : 1,360,744.98 = 556,366.24 : x
  2. Step 2: Convert to fraction form
    986,046.13/1,360,744.98 = 556,366.24/x
  3. Step 3: Cross multiply
    986,046.13x = 1,360,744.98 × 556,366.24
  4. Step 4: Simplify right side
    986,046.13x = 757,072,568,121.48
  5. Step 5: Solve for x
    x = 757,072,568,121.48/986,046.13
  6. Step 6: Final answer
    x = 767,786.16

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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.