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Finding the Fourth Proportional to 464,712.74, 693,921.33 and 368,867.60

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Solution

The fourth proportional to 464,712.74, 693,921.33 and 368,867.60 is: 550,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,712.74 : 693,921.33 = 368,867.60 : x
  2. Step 2: Convert to fraction form
    464,712.74/693,921.33 = 368,867.60/x
  3. Step 3: Cross multiply
    464,712.74x = 693,921.33 × 368,867.60
  4. Step 4: Simplify right side
    464,712.74x = 255,965,093,741.57
  5. Step 5: Solve for x
    x = 255,965,093,741.57/464,712.74
  6. Step 6: Final answer
    x = 550,802.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.