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Finding the Fourth Proportional to 569,576.79, 786,063.57 and 327,937.59

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Solution

The fourth proportional to 569,576.79, 786,063.57 and 327,937.59 is: 452,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,576.79 : 786,063.57 = 327,937.59 : x
  2. Step 2: Convert to fraction form
    569,576.79/786,063.57 = 327,937.59/x
  3. Step 3: Cross multiply
    569,576.79x = 786,063.57 × 327,937.59
  4. Step 4: Simplify right side
    569,576.79x = 257,779,792,732.60
  5. Step 5: Solve for x
    x = 257,779,792,732.60/569,576.79
  6. Step 6: Final answer
    x = 452,581.28

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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.