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Finding the Fourth Proportional to 585,066.24, 877,028.31 and 285,534.72

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Solution

The fourth proportional to 585,066.24, 877,028.31 and 285,534.72 is: 428,023.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,066.24 : 877,028.31 = 285,534.72 : x
  2. Step 2: Convert to fraction form
    585,066.24/877,028.31 = 285,534.72/x
  3. Step 3: Cross multiply
    585,066.24x = 877,028.31 × 285,534.72
  4. Step 4: Simplify right side
    585,066.24x = 250,422,032,927.92
  5. Step 5: Solve for x
    x = 250,422,032,927.92/585,066.24
  6. Step 6: Final answer
    x = 428,023.39

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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.