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Finding the Fourth Proportional to 464,883.68, 641,490.17 and 260,957.04

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Solution

The fourth proportional to 464,883.68, 641,490.17 and 260,957.04 is: 360,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,883.68 : 641,490.17 = 260,957.04 : x
  2. Step 2: Convert to fraction form
    464,883.68/641,490.17 = 260,957.04/x
  3. Step 3: Cross multiply
    464,883.68x = 641,490.17 × 260,957.04
  4. Step 4: Simplify right side
    464,883.68x = 167,401,374,647.51
  5. Step 5: Solve for x
    x = 167,401,374,647.51/464,883.68
  6. Step 6: Final answer
    x = 360,093.04

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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.