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Finding the Fourth Proportional to 569,000.84, 785,243.74 and 327,283.16

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Solution

The fourth proportional to 569,000.84, 785,243.74 and 327,283.16 is: 451,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,000.84 : 785,243.74 = 327,283.16 : x
  2. Step 2: Convert to fraction form
    569,000.84/785,243.74 = 327,283.16/x
  3. Step 3: Cross multiply
    569,000.84x = 785,243.74 × 327,283.16
  4. Step 4: Simplify right side
    569,000.84x = 256,997,052,597.42
  5. Step 5: Solve for x
    x = 256,997,052,597.42/569,000.84
  6. Step 6: Final answer
    x = 451,663.75

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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.