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Finding the Fourth Proportional to 604,678.40, 835,607.04 and 453,512.96

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Solution

The fourth proportional to 604,678.40, 835,607.04 and 453,512.96 is: 626,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,678.40 : 835,607.04 = 453,512.96 : x
  2. Step 2: Convert to fraction form
    604,678.40/835,607.04 = 453,512.96/x
  3. Step 3: Cross multiply
    604,678.40x = 835,607.04 × 453,512.96
  4. Step 4: Simplify right side
    604,678.40x = 378,958,622,107.24
  5. Step 5: Solve for x
    x = 378,958,622,107.24/604,678.40
  6. Step 6: Final answer
    x = 626,711.03

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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.