Home / 389,269.28-537,192.02-228,092.24

Finding the Fourth Proportional to 389,269.28, 537,192.02 and 228,092.24

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Solution

The fourth proportional to 389,269.28, 537,192.02 and 228,092.24 is: 314,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,269.28 : 537,192.02 = 228,092.24 : x
  2. Step 2: Convert to fraction form
    389,269.28/537,192.02 = 228,092.24/x
  3. Step 3: Cross multiply
    389,269.28x = 537,192.02 × 228,092.24
  4. Step 4: Simplify right side
    389,269.28x = 122,529,331,151.93
  5. Step 5: Solve for x
    x = 122,529,331,151.93/389,269.28
  6. Step 6: Final answer
    x = 314,767.53

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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.