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Finding the Fourth Proportional to 482,552.88, 723,582 and 254,970.72

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Solution

The fourth proportional to 482,552.88, 723,582 and 254,970.72 is: 382,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,552.88 : 723,582 = 254,970.72 : x
  2. Step 2: Convert to fraction form
    482,552.88/723,582 = 254,970.72/x
  3. Step 3: Cross multiply
    482,552.88x = 723,582 × 254,970.72
  4. Step 4: Simplify right side
    482,552.88x = 184,492,223,519.04
  5. Step 5: Solve for x
    x = 184,492,223,519.04/482,552.88
  6. Step 6: Final answer
    x = 382,325.40

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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.