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Finding the Fourth Proportional to 705,096.47, 973,093.37 and 399,226.74

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Solution

The fourth proportional to 705,096.47, 973,093.37 and 399,226.74 is: 550,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,096.47 : 973,093.37 = 399,226.74 : x
  2. Step 2: Convert to fraction form
    705,096.47/973,093.37 = 399,226.74/x
  3. Step 3: Cross multiply
    705,096.47x = 973,093.37 × 399,226.74
  4. Step 4: Simplify right side
    705,096.47x = 388,484,891,824.58
  5. Step 5: Solve for x
    x = 388,484,891,824.58/705,096.47
  6. Step 6: Final answer
    x = 550,967.01

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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.