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Finding the Fourth Proportional to 558,895.60, 836,696.04 and 369,007.60

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Solution

The fourth proportional to 558,895.60, 836,696.04 and 369,007.60 is: 552,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,895.60 : 836,696.04 = 369,007.60 : x
  2. Step 2: Convert to fraction form
    558,895.60/836,696.04 = 369,007.60/x
  3. Step 3: Cross multiply
    558,895.60x = 836,696.04 × 369,007.60
  4. Step 4: Simplify right side
    558,895.60x = 308,747,197,649.90
  5. Step 5: Solve for x
    x = 308,747,197,649.90/558,895.60
  6. Step 6: Final answer
    x = 552,423.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.