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Finding the Fourth Proportional to 584,476.98, 876,616.65 and 163,656.06

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Solution

The fourth proportional to 584,476.98, 876,616.65 and 163,656.06 is: 245,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,476.98 : 876,616.65 = 163,656.06 : x
  2. Step 2: Convert to fraction form
    584,476.98/876,616.65 = 163,656.06/x
  3. Step 3: Cross multiply
    584,476.98x = 876,616.65 × 163,656.06
  4. Step 4: Simplify right side
    584,476.98x = 143,463,627,069.40
  5. Step 5: Solve for x
    x = 143,463,627,069.40/584,476.98
  6. Step 6: Final answer
    x = 245,456.42

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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.