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Finding the Fourth Proportional to 501,406.76, 752,036.28 and 164,483.01

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Solution

The fourth proportional to 501,406.76, 752,036.28 and 164,483.01 is: 246,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,406.76 : 752,036.28 = 164,483.01 : x
  2. Step 2: Convert to fraction form
    501,406.76/752,036.28 = 164,483.01/x
  3. Step 3: Cross multiply
    501,406.76x = 752,036.28 × 164,483.01
  4. Step 4: Simplify right side
    501,406.76x = 123,697,190,963.60
  5. Step 5: Solve for x
    x = 123,697,190,963.60/501,406.76
  6. Step 6: Final answer
    x = 246,700.29

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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.