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Finding the Fourth Proportional to 605,412.59, 835,459.17 and 333,505.92

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Solution

The fourth proportional to 605,412.59, 835,459.17 and 333,505.92 is: 460,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,412.59 : 835,459.17 = 333,505.92 : x
  2. Step 2: Convert to fraction form
    605,412.59/835,459.17 = 333,505.92/x
  3. Step 3: Cross multiply
    605,412.59x = 835,459.17 × 333,505.92
  4. Step 4: Simplify right side
    605,412.59x = 278,630,579,113.29
  5. Step 5: Solve for x
    x = 278,630,579,113.29/605,412.59
  6. Step 6: Final answer
    x = 460,232.55

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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.