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Finding the Fourth Proportional to 507,775.56, 700,703.30 and 292,902.84

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Solution

The fourth proportional to 507,775.56, 700,703.30 and 292,902.84 is: 404,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,775.56 : 700,703.30 = 292,902.84 : x
  2. Step 2: Convert to fraction form
    507,775.56/700,703.30 = 292,902.84/x
  3. Step 3: Cross multiply
    507,775.56x = 700,703.30 × 292,902.84
  4. Step 4: Simplify right side
    507,775.56x = 205,237,986,567.37
  5. Step 5: Solve for x
    x = 205,237,986,567.37/507,775.56
  6. Step 6: Final answer
    x = 404,190.36

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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.