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Finding the Fourth Proportional to 557,548.56, 769,735.32 and 367,114.80

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Solution

The fourth proportional to 557,548.56, 769,735.32 and 367,114.80 is: 506,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,548.56 : 769,735.32 = 367,114.80 : x
  2. Step 2: Convert to fraction form
    557,548.56/769,735.32 = 367,114.80/x
  3. Step 3: Cross multiply
    557,548.56x = 769,735.32 × 367,114.80
  4. Step 4: Simplify right side
    557,548.56x = 282,581,228,054.74
  5. Step 5: Solve for x
    x = 282,581,228,054.74/557,548.56
  6. Step 6: Final answer
    x = 506,828.01

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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.