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Finding the Fourth Proportional to 672,316.54, 927,797.01 and 366,393.04

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Solution

The fourth proportional to 672,316.54, 927,797.01 and 366,393.04 is: 505,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,316.54 : 927,797.01 = 366,393.04 : x
  2. Step 2: Convert to fraction form
    672,316.54/927,797.01 = 366,393.04/x
  3. Step 3: Cross multiply
    672,316.54x = 927,797.01 × 366,393.04
  4. Step 4: Simplify right side
    672,316.54x = 339,938,366,996.81
  5. Step 5: Solve for x
    x = 339,938,366,996.81/672,316.54
  6. Step 6: Final answer
    x = 505,622.50

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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.