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Finding the Fourth Proportional to 616,569.61, 850,800.99 and 344,608.87

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Solution

The fourth proportional to 616,569.61, 850,800.99 and 344,608.87 is: 475,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,569.61 : 850,800.99 = 344,608.87 : x
  2. Step 2: Convert to fraction form
    616,569.61/850,800.99 = 344,608.87/x
  3. Step 3: Cross multiply
    616,569.61x = 850,800.99 × 344,608.87
  4. Step 4: Simplify right side
    616,569.61x = 293,193,567,758.78
  5. Step 5: Solve for x
    x = 293,193,567,758.78/616,569.61
  6. Step 6: Final answer
    x = 475,523.87

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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.