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Finding the Fourth Proportional to 374,241.66, 516,453.40 and 202,159.59

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Solution

The fourth proportional to 374,241.66, 516,453.40 and 202,159.59 is: 278,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,241.66 : 516,453.40 = 202,159.59 : x
  2. Step 2: Convert to fraction form
    374,241.66/516,453.40 = 202,159.59/x
  3. Step 3: Cross multiply
    374,241.66x = 516,453.40 × 202,159.59
  4. Step 4: Simplify right side
    374,241.66x = 104,406,007,598.11
  5. Step 5: Solve for x
    x = 104,406,007,598.11/374,241.66
  6. Step 6: Final answer
    x = 278,980.19

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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.