Home / 353,229.85-487,466.40-192,094.30

Finding the Fourth Proportional to 353,229.85, 487,466.40 and 192,094.30

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Solution

The fourth proportional to 353,229.85, 487,466.40 and 192,094.30 is: 265,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,229.85 : 487,466.40 = 192,094.30 : x
  2. Step 2: Convert to fraction form
    353,229.85/487,466.40 = 192,094.30/x
  3. Step 3: Cross multiply
    353,229.85x = 487,466.40 × 192,094.30
  4. Step 4: Simplify right side
    353,229.85x = 93,639,516,881.52
  5. Step 5: Solve for x
    x = 93,639,516,881.52/353,229.85
  6. Step 6: Final answer
    x = 265,095.14

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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.