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Finding the Fourth Proportional to 265,698, 366,663.24 and 152,557.20

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Solution

The fourth proportional to 265,698, 366,663.24 and 152,557.20 is: 210,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,698 : 366,663.24 = 152,557.20 : x
  2. Step 2: Convert to fraction form
    265,698/366,663.24 = 152,557.20/x
  3. Step 3: Cross multiply
    265,698x = 366,663.24 × 152,557.20
  4. Step 4: Simplify right side
    265,698x = 55,937,117,237.33
  5. Step 5: Solve for x
    x = 55,937,117,237.33/265,698
  6. Step 6: Final answer
    x = 210,528.94

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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.