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Finding the Fourth Proportional to 584,055.16, 806,168.48 and 342,390.04

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Solution

The fourth proportional to 584,055.16, 806,168.48 and 342,390.04 is: 472,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,055.16 : 806,168.48 = 342,390.04 : x
  2. Step 2: Convert to fraction form
    584,055.16/806,168.48 = 342,390.04/x
  3. Step 3: Cross multiply
    584,055.16x = 806,168.48 × 342,390.04
  4. Step 4: Simplify right side
    584,055.16x = 276,024,058,113.94
  5. Step 5: Solve for x
    x = 276,024,058,113.94/584,055.16
  6. Step 6: Final answer
    x = 472,599.30

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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.