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Finding the Fourth Proportional to 444,285.60, 613,130.40 and 253,296.96

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Solution

The fourth proportional to 444,285.60, 613,130.40 and 253,296.96 is: 349,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,285.60 : 613,130.40 = 253,296.96 : x
  2. Step 2: Convert to fraction form
    444,285.60/613,130.40 = 253,296.96/x
  3. Step 3: Cross multiply
    444,285.60x = 613,130.40 × 253,296.96
  4. Step 4: Simplify right side
    444,285.60x = 155,304,066,403.58
  5. Step 5: Solve for x
    x = 155,304,066,403.58/444,285.60
  6. Step 6: Final answer
    x = 349,559.08

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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.