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Finding the Fourth Proportional to 564,777.01, 779,200.32 and 322,888.33

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Solution

The fourth proportional to 564,777.01, 779,200.32 and 322,888.33 is: 445,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,777.01 : 779,200.32 = 322,888.33 : x
  2. Step 2: Convert to fraction form
    564,777.01/779,200.32 = 322,888.33/x
  3. Step 3: Cross multiply
    564,777.01x = 779,200.32 × 322,888.33
  4. Step 4: Simplify right side
    564,777.01x = 251,594,690,060.27
  5. Step 5: Solve for x
    x = 251,594,690,060.27/564,777.01
  6. Step 6: Final answer
    x = 445,476.15

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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.