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Finding the Fourth Proportional to 584,777.41, 806,999.55 and 343,064.09

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Solution

The fourth proportional to 584,777.41, 806,999.55 and 343,064.09 is: 473,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,777.41 : 806,999.55 = 343,064.09 : x
  2. Step 2: Convert to fraction form
    584,777.41/806,999.55 = 343,064.09/x
  3. Step 3: Cross multiply
    584,777.41x = 806,999.55 × 343,064.09
  4. Step 4: Simplify right side
    584,777.41x = 276,852,566,251.16
  5. Step 5: Solve for x
    x = 276,852,566,251.16/584,777.41
  6. Step 6: Final answer
    x = 473,432.39

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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.