Home / 654,734.16-903,533.76-368,254.80

Finding the Fourth Proportional to 654,734.16, 903,533.76 and 368,254.80

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Solution

The fourth proportional to 654,734.16, 903,533.76 and 368,254.80 is: 508,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,734.16 : 903,533.76 = 368,254.80 : x
  2. Step 2: Convert to fraction form
    654,734.16/903,533.76 = 368,254.80/x
  3. Step 3: Cross multiply
    654,734.16x = 903,533.76 × 368,254.80
  4. Step 4: Simplify right side
    654,734.16x = 332,730,644,082.05
  5. Step 5: Solve for x
    x = 332,730,644,082.05/654,734.16
  6. Step 6: Final answer
    x = 508,191.97

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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.