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Finding the Fourth Proportional to 583,136.08, 874,754.20 and 162,411.92

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Solution

The fourth proportional to 583,136.08, 874,754.20 and 162,411.92 is: 243,631.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,136.08 : 874,754.20 = 162,411.92 : x
  2. Step 2: Convert to fraction form
    583,136.08/874,754.20 = 162,411.92/x
  3. Step 3: Cross multiply
    583,136.08x = 874,754.20 × 162,411.92
  4. Step 4: Simplify right side
    583,136.08x = 142,070,509,150.06
  5. Step 5: Solve for x
    x = 142,070,509,150.06/583,136.08
  6. Step 6: Final answer
    x = 243,631.83

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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.