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Finding the Fourth Proportional to 605,090.71, 835,019.04 and 333,153.46

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Solution

The fourth proportional to 605,090.71, 835,019.04 and 333,153.46 is: 459,748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,090.71 : 835,019.04 = 333,153.46 : x
  2. Step 2: Convert to fraction form
    605,090.71/835,019.04 = 333,153.46/x
  3. Step 3: Cross multiply
    605,090.71x = 835,019.04 × 333,153.46
  4. Step 4: Simplify right side
    605,090.71x = 278,189,482,341.88
  5. Step 5: Solve for x
    x = 278,189,482,341.88/605,090.71
  6. Step 6: Final answer
    x = 459,748.39

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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.