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Finding the Fourth Proportional to 316,758.02, 474,631.59 and 232,125.98

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Solution

The fourth proportional to 316,758.02, 474,631.59 and 232,125.98 is: 347,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,758.02 : 474,631.59 = 232,125.98 : x
  2. Step 2: Convert to fraction form
    316,758.02/474,631.59 = 232,125.98/x
  3. Step 3: Cross multiply
    316,758.02x = 474,631.59 × 232,125.98
  4. Step 4: Simplify right side
    316,758.02x = 110,174,322,967.71
  5. Step 5: Solve for x
    x = 110,174,322,967.71/316,758.02
  6. Step 6: Final answer
    x = 347,818.57

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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.