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Finding the Fourth Proportional to 507,246.83, 699,975.31 and 292,373.87

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Solution

The fourth proportional to 507,246.83, 699,975.31 and 292,373.87 is: 403,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,246.83 : 699,975.31 = 292,373.87 : x
  2. Step 2: Convert to fraction form
    507,246.83/699,975.31 = 292,373.87/x
  3. Step 3: Cross multiply
    507,246.83x = 699,975.31 × 292,373.87
  4. Step 4: Simplify right side
    507,246.83x = 204,654,490,289.15
  5. Step 5: Solve for x
    x = 204,654,490,289.15/507,246.83
  6. Step 6: Final answer
    x = 403,461.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.