Home / 525,436.26-788,265.21-170,422.71

Finding the Fourth Proportional to 525,436.26, 788,265.21 and 170,422.71

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Solution

The fourth proportional to 525,436.26, 788,265.21 and 170,422.71 is: 255,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,436.26 : 788,265.21 = 170,422.71 : x
  2. Step 2: Convert to fraction form
    525,436.26/788,265.21 = 170,422.71/x
  3. Step 3: Cross multiply
    525,436.26x = 788,265.21 × 170,422.71
  4. Step 4: Simplify right side
    525,436.26x = 134,338,293,286.92
  5. Step 5: Solve for x
    x = 134,338,293,286.92/525,436.26
  6. Step 6: Final answer
    x = 255,670.01

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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.