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Finding the Fourth Proportional to 369,652.30, 510,123.23 and 204,085.60

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Solution

The fourth proportional to 369,652.30, 510,123.23 and 204,085.60 is: 281,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,652.30 : 510,123.23 = 204,085.60 : x
  2. Step 2: Convert to fraction form
    369,652.30/510,123.23 = 204,085.60/x
  3. Step 3: Cross multiply
    369,652.30x = 510,123.23 × 204,085.60
  4. Step 4: Simplify right side
    369,652.30x = 104,108,805,468.49
  5. Step 5: Solve for x
    x = 104,108,805,468.49/369,652.30
  6. Step 6: Final answer
    x = 281,639.82

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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.