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Finding the Fourth Proportional to 594,856.96, 820,873.92 and 340,236.16

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Solution

The fourth proportional to 594,856.96, 820,873.92 and 340,236.16 is: 469,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,856.96 : 820,873.92 = 340,236.16 : x
  2. Step 2: Convert to fraction form
    594,856.96/820,873.92 = 340,236.16/x
  3. Step 3: Cross multiply
    594,856.96x = 820,873.92 × 340,236.16
  4. Step 4: Simplify right side
    594,856.96x = 279,290,990,384.95
  5. Step 5: Solve for x
    x = 279,290,990,384.95/594,856.96
  6. Step 6: Final answer
    x = 469,509.49

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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.