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Finding the Fourth Proportional to 333,086.67, 459,809.73 and 212,390.19

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Solution

The fourth proportional to 333,086.67, 459,809.73 and 212,390.19 is: 293,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,086.67 : 459,809.73 = 212,390.19 : x
  2. Step 2: Convert to fraction form
    333,086.67/459,809.73 = 212,390.19/x
  3. Step 3: Cross multiply
    333,086.67x = 459,809.73 × 212,390.19
  4. Step 4: Simplify right side
    333,086.67x = 97,659,075,918.55
  5. Step 5: Solve for x
    x = 97,659,075,918.55/333,086.67
  6. Step 6: Final answer
    x = 293,194.19

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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.