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Finding the Fourth Proportional to 505,252.83, 697,083.32 and 360,081.48

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Solution

The fourth proportional to 505,252.83, 697,083.32 and 360,081.48 is: 496,794.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,252.83 : 697,083.32 = 360,081.48 : x
  2. Step 2: Convert to fraction form
    505,252.83/697,083.32 = 360,081.48/x
  3. Step 3: Cross multiply
    505,252.83x = 697,083.32 × 360,081.48
  4. Step 4: Simplify right side
    505,252.83x = 251,006,791,116.63
  5. Step 5: Solve for x
    x = 251,006,791,116.63/505,252.83
  6. Step 6: Final answer
    x = 496,794.43

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1.5x scale

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.