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Finding the Fourth Proportional to 610,387.04, 842,165.42 and 352,246.26

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Solution

The fourth proportional to 610,387.04, 842,165.42 and 352,246.26 is: 486,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,387.04 : 842,165.42 = 352,246.26 : x
  2. Step 2: Convert to fraction form
    610,387.04/842,165.42 = 352,246.26/x
  3. Step 3: Cross multiply
    610,387.04x = 842,165.42 × 352,246.26
  4. Step 4: Simplify right side
    610,387.04x = 296,649,619,496.33
  5. Step 5: Solve for x
    x = 296,649,619,496.33/610,387.04
  6. Step 6: Final answer
    x = 486,002.49

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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.