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Finding the Fourth Proportional to 584,812.80, 876,538.80 and 269,301.60

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Solution

The fourth proportional to 584,812.80, 876,538.80 and 269,301.60 is: 403,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,812.80 : 876,538.80 = 269,301.60 : x
  2. Step 2: Convert to fraction form
    584,812.80/876,538.80 = 269,301.60/x
  3. Step 3: Cross multiply
    584,812.80x = 876,538.80 × 269,301.60
  4. Step 4: Simplify right side
    584,812.80x = 236,053,301,302.08
  5. Step 5: Solve for x
    x = 236,053,301,302.08/584,812.80
  6. Step 6: Final answer
    x = 403,639.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.