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Finding the Fourth Proportional to 616,609.02, 925,282.54 and 217,585.32

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Solution

The fourth proportional to 616,609.02, 925,282.54 and 217,585.32 is: 326,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,609.02 : 925,282.54 = 217,585.32 : x
  2. Step 2: Convert to fraction form
    616,609.02/925,282.54 = 217,585.32/x
  3. Step 3: Cross multiply
    616,609.02x = 925,282.54 × 217,585.32
  4. Step 4: Simplify right side
    616,609.02x = 201,327,897,556.31
  5. Step 5: Solve for x
    x = 201,327,897,556.31/616,609.02
  6. Step 6: Final answer
    x = 326,508.19

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1.5x scale

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.