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Finding the Fourth Proportional to 183,419.20, 256,262 and 183,419.20

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Solution

The fourth proportional to 183,419.20, 256,262 and 183,419.20 is: 256,262

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,419.20 : 256,262 = 183,419.20 : x
  2. Step 2: Convert to fraction form
    183,419.20/256,262 = 183,419.20/x
  3. Step 3: Cross multiply
    183,419.20x = 256,262 × 183,419.20
  4. Step 4: Simplify right side
    183,419.20x = 47,003,371,030.40
  5. Step 5: Solve for x
    x = 47,003,371,030.40/183,419.20
  6. Step 6: Final answer
    x = 256,262

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.