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Finding the Fourth Proportional to 529,573.50, 794,360.25 and 155,596.50

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Solution

The fourth proportional to 529,573.50, 794,360.25 and 155,596.50 is: 233,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,573.50 : 794,360.25 = 155,596.50 : x
  2. Step 2: Convert to fraction form
    529,573.50/794,360.25 = 155,596.50/x
  3. Step 3: Cross multiply
    529,573.50x = 794,360.25 × 155,596.50
  4. Step 4: Simplify right side
    529,573.50x = 123,599,674,639.13
  5. Step 5: Solve for x
    x = 123,599,674,639.13/529,573.50
  6. Step 6: Final answer
    x = 233,394.75

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Similar ratio
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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.