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Finding the Fourth Proportional to 411,164.60, 616,746.90 and 234,017.60

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Solution

The fourth proportional to 411,164.60, 616,746.90 and 234,017.60 is: 351,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,164.60 : 616,746.90 = 234,017.60 : x
  2. Step 2: Convert to fraction form
    411,164.60/616,746.90 = 234,017.60/x
  3. Step 3: Cross multiply
    411,164.60x = 616,746.90 × 234,017.60
  4. Step 4: Simplify right side
    411,164.60x = 144,329,629,345.44
  5. Step 5: Solve for x
    x = 144,329,629,345.44/411,164.60
  6. Step 6: Final answer
    x = 351,026.40

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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.