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Finding the Fourth Proportional to 594,833.44, 820,815.60 and 353,074.72

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Solution

The fourth proportional to 594,833.44, 820,815.60 and 353,074.72 is: 487,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,833.44 : 820,815.60 = 353,074.72 : x
  2. Step 2: Convert to fraction form
    594,833.44/820,815.60 = 353,074.72/x
  3. Step 3: Cross multiply
    594,833.44x = 820,815.60 × 353,074.72
  4. Step 4: Simplify right side
    594,833.44x = 289,809,238,141.63
  5. Step 5: Solve for x
    x = 289,809,238,141.63/594,833.44
  6. Step 6: Final answer
    x = 487,210.74

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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.