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Finding the Fourth Proportional to 507,637.86, 700,715.82 and 292,863.54

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Solution

The fourth proportional to 507,637.86, 700,715.82 and 292,863.54 is: 404,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,637.86 : 700,715.82 = 292,863.54 : x
  2. Step 2: Convert to fraction form
    507,637.86/700,715.82 = 292,863.54/x
  3. Step 3: Cross multiply
    507,637.86x = 700,715.82 × 292,863.54
  4. Step 4: Simplify right side
    507,637.86x = 205,214,115,579.20
  5. Step 5: Solve for x
    x = 205,214,115,579.20/507,637.86
  6. Step 6: Final answer
    x = 404,252.98

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1.5x scale

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.