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Finding the Fourth Proportional to 460,934.59, 635,863.64 and 308,010.32

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Solution

The fourth proportional to 460,934.59, 635,863.64 and 308,010.32 is: 424,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,934.59 : 635,863.64 = 308,010.32 : x
  2. Step 2: Convert to fraction form
    460,934.59/635,863.64 = 308,010.32/x
  3. Step 3: Cross multiply
    460,934.59x = 635,863.64 × 308,010.32
  4. Step 4: Simplify right side
    460,934.59x = 195,852,565,285.09
  5. Step 5: Solve for x
    x = 195,852,565,285.09/460,934.59
  6. Step 6: Final answer
    x = 424,903.16

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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.