Home / 723,496.96-1,085,228.96-191,055.36

Finding the Fourth Proportional to 723,496.96, 1,085,228.96 and 191,055.36

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Solution

The fourth proportional to 723,496.96, 1,085,228.96 and 191,055.36 is: 286,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,496.96 : 1,085,228.96 = 191,055.36 : x
  2. Step 2: Convert to fraction form
    723,496.96/1,085,228.96 = 191,055.36/x
  3. Step 3: Cross multiply
    723,496.96x = 1,085,228.96 × 191,055.36
  4. Step 4: Simplify right side
    723,496.96x = 207,338,809,635.23
  5. Step 5: Solve for x
    x = 207,338,809,635.23/723,496.96
  6. Step 6: Final answer
    x = 286,578.69

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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.