Home / 912,467.27-1,258,786.29-590,281.27

Finding the Fourth Proportional to 912,467.27, 1,258,786.29 and 590,281.27

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Solution

The fourth proportional to 912,467.27, 1,258,786.29 and 590,281.27 is: 814,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,467.27 : 1,258,786.29 = 590,281.27 : x
  2. Step 2: Convert to fraction form
    912,467.27/1,258,786.29 = 590,281.27/x
  3. Step 3: Cross multiply
    912,467.27x = 1,258,786.29 × 590,281.27
  4. Step 4: Simplify right side
    912,467.27x = 743,037,969,919.79
  5. Step 5: Solve for x
    x = 743,037,969,919.79/912,467.27
  6. Step 6: Final answer
    x = 814,317.39

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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.