Home / 500,711.12-750,985.27-163,746.66

Finding the Fourth Proportional to 500,711.12, 750,985.27 and 163,746.66

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Solution

The fourth proportional to 500,711.12, 750,985.27 and 163,746.66 is: 245,593.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,711.12 : 750,985.27 = 163,746.66 : x
  2. Step 2: Convert to fraction form
    500,711.12/750,985.27 = 163,746.66/x
  3. Step 3: Cross multiply
    500,711.12x = 750,985.27 × 163,746.66
  4. Step 4: Simplify right side
    500,711.12x = 122,971,329,262.33
  5. Step 5: Solve for x
    x = 122,971,329,262.33/500,711.12
  6. Step 6: Final answer
    x = 245,593.37

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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.