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Finding the Fourth Proportional to 507,208.33, 699,777.58 and 292,343.78

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Solution

The fourth proportional to 507,208.33, 699,777.58 and 292,343.78 is: 403,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,208.33 : 699,777.58 = 292,343.78 : x
  2. Step 2: Convert to fraction form
    507,208.33/699,777.58 = 292,343.78/x
  3. Step 3: Cross multiply
    507,208.33x = 699,777.58 × 292,343.78
  4. Step 4: Simplify right side
    507,208.33x = 204,575,624,463.18
  5. Step 5: Solve for x
    x = 204,575,624,463.18/507,208.33
  6. Step 6: Final answer
    x = 403,336.48

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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.