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Finding the Fourth Proportional to 607,616.12, 838,495.50 and 335,710.04

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Solution

The fourth proportional to 607,616.12, 838,495.50 and 335,710.04 is: 463,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,616.12 : 838,495.50 = 335,710.04 : x
  2. Step 2: Convert to fraction form
    607,616.12/838,495.50 = 335,710.04/x
  3. Step 3: Cross multiply
    607,616.12x = 838,495.50 × 335,710.04
  4. Step 4: Simplify right side
    607,616.12x = 281,491,357,844.82
  5. Step 5: Solve for x
    x = 281,491,357,844.82/607,616.12
  6. Step 6: Final answer
    x = 463,271.71

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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.