Home / 460,530.09-635,578.04-256,614.21

Finding the Fourth Proportional to 460,530.09, 635,578.04 and 256,614.21

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Solution

The fourth proportional to 460,530.09, 635,578.04 and 256,614.21 is: 354,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,530.09 : 635,578.04 = 256,614.21 : x
  2. Step 2: Convert to fraction form
    460,530.09/635,578.04 = 256,614.21/x
  3. Step 3: Cross multiply
    460,530.09x = 635,578.04 × 256,614.21
  4. Step 4: Simplify right side
    460,530.09x = 163,098,357,269.48
  5. Step 5: Solve for x
    x = 163,098,357,269.48/460,530.09
  6. Step 6: Final answer
    x = 354,153.53

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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.