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Finding the Fourth Proportional to 584,028.80, 875,838.40 and 303,452.80

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Solution

The fourth proportional to 584,028.80, 875,838.40 and 303,452.80 is: 455,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,028.80 : 875,838.40 = 303,452.80 : x
  2. Step 2: Convert to fraction form
    584,028.80/875,838.40 = 303,452.80/x
  3. Step 3: Cross multiply
    584,028.80x = 875,838.40 × 303,452.80
  4. Step 4: Simplify right side
    584,028.80x = 265,775,614,827.52
  5. Step 5: Solve for x
    x = 265,775,614,827.52/584,028.80
  6. Step 6: Final answer
    x = 455,072.79

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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.