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Finding the Fourth Proportional to 593,477.91, 818,951.00 and 348,436.85

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Solution

The fourth proportional to 593,477.91, 818,951.00 and 348,436.85 is: 480,814.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,477.91 : 818,951.00 = 348,436.85 : x
  2. Step 2: Convert to fraction form
    593,477.91/818,951.00 = 348,436.85/x
  3. Step 3: Cross multiply
    593,477.91x = 818,951.00 × 348,436.85
  4. Step 4: Simplify right side
    593,477.91x = 285,352,700,907.41
  5. Step 5: Solve for x
    x = 285,352,700,907.41/593,477.91
  6. Step 6: Final answer
    x = 480,814.36

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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.