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Finding the Fourth Proportional to 671,620.06, 926,827.60 and 365,696.35

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Solution

The fourth proportional to 671,620.06, 926,827.60 and 365,696.35 is: 504,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,620.06 : 926,827.60 = 365,696.35 : x
  2. Step 2: Convert to fraction form
    671,620.06/926,827.60 = 365,696.35/x
  3. Step 3: Cross multiply
    671,620.06x = 926,827.60 × 365,696.35
  4. Step 4: Simplify right side
    671,620.06x = 338,937,465,765.12
  5. Step 5: Solve for x
    x = 338,937,465,765.12/671,620.06
  6. Step 6: Final answer
    x = 504,656.56

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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.