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Finding the Fourth Proportional to 616,584.48, 850,897.08 and 344,657.76

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Solution

The fourth proportional to 616,584.48, 850,897.08 and 344,657.76 is: 475,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,584.48 : 850,897.08 = 344,657.76 : x
  2. Step 2: Convert to fraction form
    616,584.48/850,897.08 = 344,657.76/x
  3. Step 3: Cross multiply
    616,584.48x = 850,897.08 × 344,657.76
  4. Step 4: Simplify right side
    616,584.48x = 293,268,281,583.34
  5. Step 5: Solve for x
    x = 293,268,281,583.34/616,584.48
  6. Step 6: Final answer
    x = 475,633.58

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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.