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Finding the Fourth Proportional to 533,979.44, 801,522.89 and 357,718.17

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Solution

The fourth proportional to 533,979.44, 801,522.89 and 357,718.17 is: 536,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,979.44 : 801,522.89 = 357,718.17 : x
  2. Step 2: Convert to fraction form
    533,979.44/801,522.89 = 357,718.17/x
  3. Step 3: Cross multiply
    533,979.44x = 801,522.89 × 357,718.17
  4. Step 4: Simplify right side
    533,979.44x = 286,719,305,994.64
  5. Step 5: Solve for x
    x = 286,719,305,994.64/533,979.44
  6. Step 6: Final answer
    x = 536,948.21

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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.