Home / 350,254.23-525,455.20-113,578.50

Finding the Fourth Proportional to 350,254.23, 525,455.20 and 113,578.50

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Solution

The fourth proportional to 350,254.23, 525,455.20 and 113,578.50 is: 170,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,254.23 : 525,455.20 = 113,578.50 : x
  2. Step 2: Convert to fraction form
    350,254.23/525,455.20 = 113,578.50/x
  3. Step 3: Cross multiply
    350,254.23x = 525,455.20 × 113,578.50
  4. Step 4: Simplify right side
    350,254.23x = 59,680,415,545.63
  5. Step 5: Solve for x
    x = 59,680,415,545.63/350,254.23
  6. Step 6: Final answer
    x = 170,391.71

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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.