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Finding the Fourth Proportional to 582,876.06, 874,315.71 and 162,152.34

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Solution

The fourth proportional to 582,876.06, 874,315.71 and 162,152.34 is: 243,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,876.06 : 874,315.71 = 162,152.34 : x
  2. Step 2: Convert to fraction form
    582,876.06/874,315.71 = 162,152.34/x
  3. Step 3: Cross multiply
    582,876.06x = 874,315.71 × 162,152.34
  4. Step 4: Simplify right side
    582,876.06x = 141,772,338,275.26
  5. Step 5: Solve for x
    x = 141,772,338,275.26/582,876.06
  6. Step 6: Final answer
    x = 243,228.96

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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.