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Finding the Fourth Proportional to 262,970.51, 362,883.66 and 152,580.61

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Solution

The fourth proportional to 262,970.51, 362,883.66 and 152,580.61 is: 210,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,970.51 : 362,883.66 = 152,580.61 : x
  2. Step 2: Convert to fraction form
    262,970.51/362,883.66 = 152,580.61/x
  3. Step 3: Cross multiply
    262,970.51x = 362,883.66 × 152,580.61
  4. Step 4: Simplify right side
    262,970.51x = 55,369,010,201.83
  5. Step 5: Solve for x
    x = 55,369,010,201.83/262,970.51
  6. Step 6: Final answer
    x = 210,552.16

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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.