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Finding the Fourth Proportional to 529,331.67, 794,010.47 and 155,366.55

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Solution

The fourth proportional to 529,331.67, 794,010.47 and 155,366.55 is: 233,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,331.67 : 794,010.47 = 155,366.55 : x
  2. Step 2: Convert to fraction form
    529,331.67/794,010.47 = 155,366.55/x
  3. Step 3: Cross multiply
    529,331.67x = 794,010.47 × 155,366.55
  4. Step 4: Simplify right side
    529,331.67x = 123,362,666,610.95
  5. Step 5: Solve for x
    x = 123,362,666,610.95/529,331.67
  6. Step 6: Final answer
    x = 233,053.63

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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.