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Finding the Fourth Proportional to 273,762.48, 377,784.48 and 152,900.16

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Solution

The fourth proportional to 273,762.48, 377,784.48 and 152,900.16 is: 210,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,762.48 : 377,784.48 = 152,900.16 : x
  2. Step 2: Convert to fraction form
    273,762.48/377,784.48 = 152,900.16/x
  3. Step 3: Cross multiply
    273,762.48x = 377,784.48 × 152,900.16
  4. Step 4: Simplify right side
    273,762.48x = 57,763,307,437.52
  5. Step 5: Solve for x
    x = 57,763,307,437.52/273,762.48
  6. Step 6: Final answer
    x = 210,997.90

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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.