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Finding the Fourth Proportional to 583,522.35, 805,324.92 and 338,561.07

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Solution

The fourth proportional to 583,522.35, 805,324.92 and 338,561.07 is: 467,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,522.35 : 805,324.92 = 338,561.07 : x
  2. Step 2: Convert to fraction form
    583,522.35/805,324.92 = 338,561.07/x
  3. Step 3: Cross multiply
    583,522.35x = 805,324.92 × 338,561.07
  4. Step 4: Simplify right side
    583,522.35x = 272,651,660,893.43
  5. Step 5: Solve for x
    x = 272,651,660,893.43/583,522.35
  6. Step 6: Final answer
    x = 467,251.45

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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.