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Finding the Fourth Proportional to 291,483.51, 437,352.33 and 102,079.76

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Solution

The fourth proportional to 291,483.51, 437,352.33 and 102,079.76 is: 153,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,483.51 : 437,352.33 = 102,079.76 : x
  2. Step 2: Convert to fraction form
    291,483.51/437,352.33 = 102,079.76/x
  3. Step 3: Cross multiply
    291,483.51x = 437,352.33 × 102,079.76
  4. Step 4: Simplify right side
    291,483.51x = 44,644,818,695.08
  5. Step 5: Solve for x
    x = 44,644,818,695.08/291,483.51
  6. Step 6: Final answer
    x = 153,164.13

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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.