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Finding the Fourth Proportional to 876,483.01, 1,314,894.92 and 336,699.82

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Solution

The fourth proportional to 876,483.01, 1,314,894.92 and 336,699.82 is: 505,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,483.01 : 1,314,894.92 = 336,699.82 : x
  2. Step 2: Convert to fraction form
    876,483.01/1,314,894.92 = 336,699.82/x
  3. Step 3: Cross multiply
    876,483.01x = 1,314,894.92 × 336,699.82
  4. Step 4: Simplify right side
    876,483.01x = 442,724,882,882.91
  5. Step 5: Solve for x
    x = 442,724,882,882.91/876,483.01
  6. Step 6: Final answer
    x = 505,115.19

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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.