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Finding the Fourth Proportional to 594,717.64, 820,711.10 and 322,785.44

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Solution

The fourth proportional to 594,717.64, 820,711.10 and 322,785.44 is: 445,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,717.64 : 820,711.10 = 322,785.44 : x
  2. Step 2: Convert to fraction form
    594,717.64/820,711.10 = 322,785.44/x
  3. Step 3: Cross multiply
    594,717.64x = 820,711.10 × 322,785.44
  4. Step 4: Simplify right side
    594,717.64x = 264,913,593,526.38
  5. Step 5: Solve for x
    x = 264,913,593,526.38/594,717.64
  6. Step 6: Final answer
    x = 445,444.32

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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.