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Finding the Fourth Proportional to 416,167.60, 623,376.60 and 346,183.60

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Solution

The fourth proportional to 416,167.60, 623,376.60 and 346,183.60 is: 518,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,167.60 : 623,376.60 = 346,183.60 : x
  2. Step 2: Convert to fraction form
    416,167.60/623,376.60 = 346,183.60/x
  3. Step 3: Cross multiply
    416,167.60x = 623,376.60 × 346,183.60
  4. Step 4: Simplify right side
    416,167.60x = 215,802,755,543.76
  5. Step 5: Solve for x
    x = 215,802,755,543.76/416,167.60
  6. Step 6: Final answer
    x = 518,547.71

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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.