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Finding the Fourth Proportional to 607,233.10, 910,266.45 and 472,222.30

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Solution

The fourth proportional to 607,233.10, 910,266.45 and 472,222.30 is: 707,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,233.10 : 910,266.45 = 472,222.30 : x
  2. Step 2: Convert to fraction form
    607,233.10/910,266.45 = 472,222.30/x
  3. Step 3: Cross multiply
    607,233.10x = 910,266.45 × 472,222.30
  4. Step 4: Simplify right side
    607,233.10x = 429,848,116,631.84
  5. Step 5: Solve for x
    x = 429,848,116,631.84/607,233.10
  6. Step 6: Final answer
    x = 707,879.92

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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.