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Finding the Fourth Proportional to 575,805.12, 794,936.40 and 382,544.56

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Solution

The fourth proportional to 575,805.12, 794,936.40 and 382,544.56 is: 528,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,805.12 : 794,936.40 = 382,544.56 : x
  2. Step 2: Convert to fraction form
    575,805.12/794,936.40 = 382,544.56/x
  3. Step 3: Cross multiply
    575,805.12x = 794,936.40 × 382,544.56
  4. Step 4: Simplify right side
    575,805.12x = 304,098,595,365.98
  5. Step 5: Solve for x
    x = 304,098,595,365.98/575,805.12
  6. Step 6: Final answer
    x = 528,127.63

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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.