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Finding the Fourth Proportional to 575,274.84, 862,853.94 and 154,496.04

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Solution

The fourth proportional to 575,274.84, 862,853.94 and 154,496.04 is: 231,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,274.84 : 862,853.94 = 154,496.04 : x
  2. Step 2: Convert to fraction form
    575,274.84/862,853.94 = 154,496.04/x
  3. Step 3: Cross multiply
    575,274.84x = 862,853.94 × 154,496.04
  4. Step 4: Simplify right side
    575,274.84x = 133,307,516,828.40
  5. Step 5: Solve for x
    x = 133,307,516,828.40/575,274.84
  6. Step 6: Final answer
    x = 231,728.40

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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.