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Finding the Fourth Proportional to 463,348.40, 695,411.40 and 226,893.20

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Solution

The fourth proportional to 463,348.40, 695,411.40 and 226,893.20 is: 340,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,348.40 : 695,411.40 = 226,893.20 : x
  2. Step 2: Convert to fraction form
    463,348.40/695,411.40 = 226,893.20/x
  3. Step 3: Cross multiply
    463,348.40x = 695,411.40 × 226,893.20
  4. Step 4: Simplify right side
    463,348.40x = 157,784,117,862.48
  5. Step 5: Solve for x
    x = 157,784,117,862.48/463,348.40
  6. Step 6: Final answer
    x = 340,530.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.