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Finding the Fourth Proportional to 503,316.01, 694,575.84 and 276,961.51

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Solution

The fourth proportional to 503,316.01, 694,575.84 and 276,961.51 is: 382,206.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,316.01 : 694,575.84 = 276,961.51 : x
  2. Step 2: Convert to fraction form
    503,316.01/694,575.84 = 276,961.51/x
  3. Step 3: Cross multiply
    503,316.01x = 694,575.84 × 276,961.51
  4. Step 4: Simplify right side
    503,316.01x = 192,370,773,455.92
  5. Step 5: Solve for x
    x = 192,370,773,455.92/503,316.01
  6. Step 6: Final answer
    x = 382,206.74

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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.