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Finding the Fourth Proportional to 291,735.58, 437,428.38 and 114,030.89

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Solution

The fourth proportional to 291,735.58, 437,428.38 and 114,030.89 is: 170,977.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,735.58 : 437,428.38 = 114,030.89 : x
  2. Step 2: Convert to fraction form
    291,735.58/437,428.38 = 114,030.89/x
  3. Step 3: Cross multiply
    291,735.58x = 437,428.38 × 114,030.89
  4. Step 4: Simplify right side
    291,735.58x = 49,880,347,482.66
  5. Step 5: Solve for x
    x = 49,880,347,482.66/291,735.58
  6. Step 6: Final answer
    x = 170,977.94

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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.