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Finding the Fourth Proportional to 416,881.26, 625,322.14 and 292,776.30

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Solution

The fourth proportional to 416,881.26, 625,322.14 and 292,776.30 is: 439,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,881.26 : 625,322.14 = 292,776.30 : x
  2. Step 2: Convert to fraction form
    416,881.26/625,322.14 = 292,776.30/x
  3. Step 3: Cross multiply
    416,881.26x = 625,322.14 × 292,776.30
  4. Step 4: Simplify right side
    416,881.26x = 183,079,502,457.28
  5. Step 5: Solve for x
    x = 183,079,502,457.28/416,881.26
  6. Step 6: Final answer
    x = 439,164.63

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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.