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Finding the Fourth Proportional to 503,582.68, 694,943.58 and 277,228.36

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Solution

The fourth proportional to 503,582.68, 694,943.58 and 277,228.36 is: 382,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,582.68 : 694,943.58 = 277,228.36 : x
  2. Step 2: Convert to fraction form
    503,582.68/694,943.58 = 277,228.36/x
  3. Step 3: Cross multiply
    503,582.68x = 694,943.58 × 277,228.36
  4. Step 4: Simplify right side
    503,582.68x = 192,658,068,975.93
  5. Step 5: Solve for x
    x = 192,658,068,975.93/503,582.68
  6. Step 6: Final answer
    x = 382,574.85

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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.