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Finding the Fourth Proportional to 607,905.91, 910,874.71 and 370,528.93

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Solution

The fourth proportional to 607,905.91, 910,874.71 and 370,528.93 is: 555,193.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,905.91 : 910,874.71 = 370,528.93 : x
  2. Step 2: Convert to fraction form
    607,905.91/910,874.71 = 370,528.93/x
  3. Step 3: Cross multiply
    607,905.91x = 910,874.71 × 370,528.93
  4. Step 4: Simplify right side
    607,905.91x = 337,505,433,262.12
  5. Step 5: Solve for x
    x = 337,505,433,262.12/607,905.91
  6. Step 6: Final answer
    x = 555,193.54

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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.