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Finding the Fourth Proportional to 544,697.82, 817,045.44 and 259,522.74

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Solution

The fourth proportional to 544,697.82, 817,045.44 and 259,522.74 is: 389,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,697.82 : 817,045.44 = 259,522.74 : x
  2. Step 2: Convert to fraction form
    544,697.82/817,045.44 = 259,522.74/x
  3. Step 3: Cross multiply
    544,697.82x = 817,045.44 × 259,522.74
  4. Step 4: Simplify right side
    544,697.82x = 212,041,871,293.31
  5. Step 5: Solve for x
    x = 212,041,871,293.31/544,697.82
  6. Step 6: Final answer
    x = 389,283.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.