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Finding the Fourth Proportional to 313,577.87, 432,686.16 and 184,625.00

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Solution

The fourth proportional to 313,577.87, 432,686.16 and 184,625.00 is: 254,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,577.87 : 432,686.16 = 184,625.00 : x
  2. Step 2: Convert to fraction form
    313,577.87/432,686.16 = 184,625.00/x
  3. Step 3: Cross multiply
    313,577.87x = 432,686.16 × 184,625.00
  4. Step 4: Simplify right side
    313,577.87x = 79,884,683,400.12
  5. Step 5: Solve for x
    x = 79,884,683,400.12/313,577.87
  6. Step 6: Final answer
    x = 254,752.30

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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.