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Finding the Fourth Proportional to 577,184.40, 796,281.58 and 383,685.68

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Solution

The fourth proportional to 577,184.40, 796,281.58 and 383,685.68 is: 529,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,184.40 : 796,281.58 = 383,685.68 : x
  2. Step 2: Convert to fraction form
    577,184.40/796,281.58 = 383,685.68/x
  3. Step 3: Cross multiply
    577,184.40x = 796,281.58 × 383,685.68
  4. Step 4: Simplify right side
    577,184.40x = 305,521,839,493.77
  5. Step 5: Solve for x
    x = 305,521,839,493.77/577,184.40
  6. Step 6: Final answer
    x = 529,331.42

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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.