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Finding the Fourth Proportional to 270,015.04, 405,066.28 and 83,026.52

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Solution

The fourth proportional to 270,015.04, 405,066.28 and 83,026.52 is: 124,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,015.04 : 405,066.28 = 83,026.52 : x
  2. Step 2: Convert to fraction form
    270,015.04/405,066.28 = 83,026.52/x
  3. Step 3: Cross multiply
    270,015.04x = 405,066.28 × 83,026.52
  4. Step 4: Simplify right side
    270,015.04x = 33,631,243,597.75
  5. Step 5: Solve for x
    x = 33,631,243,597.75/270,015.04
  6. Step 6: Final answer
    x = 124,553.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.