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Finding the Fourth Proportional to 369,329.04, 509,384.16 and 267,369.48

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Solution

The fourth proportional to 369,329.04, 509,384.16 and 267,369.48 is: 368,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,329.04 : 509,384.16 = 267,369.48 : x
  2. Step 2: Convert to fraction form
    369,329.04/509,384.16 = 267,369.48/x
  3. Step 3: Cross multiply
    369,329.04x = 509,384.16 × 267,369.48
  4. Step 4: Simplify right side
    369,329.04x = 136,193,777,979.44
  5. Step 5: Solve for x
    x = 136,193,777,979.44/369,329.04
  6. Step 6: Final answer
    x = 368,760.00

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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.