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Finding the Fourth Proportional to 605,724.56, 835,888.68 and 333,817.64

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Solution

The fourth proportional to 605,724.56, 835,888.68 and 333,817.64 is: 460,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,724.56 : 835,888.68 = 333,817.64 : x
  2. Step 2: Convert to fraction form
    605,724.56/835,888.68 = 333,817.64/x
  3. Step 3: Cross multiply
    605,724.56x = 835,888.68 × 333,817.64
  4. Step 4: Simplify right side
    605,724.56x = 279,034,386,460.32
  5. Step 5: Solve for x
    x = 279,034,386,460.32/605,724.56
  6. Step 6: Final answer
    x = 460,662.16

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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.