Home / 908,192.25-1,253,344.19-505,784.25

Finding the Fourth Proportional to 908,192.25, 1,253,344.19 and 505,784.25

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Solution

The fourth proportional to 908,192.25, 1,253,344.19 and 505,784.25 is: 698,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,192.25 : 1,253,344.19 = 505,784.25 : x
  2. Step 2: Convert to fraction form
    908,192.25/1,253,344.19 = 505,784.25/x
  3. Step 3: Cross multiply
    908,192.25x = 1,253,344.19 × 505,784.25
  4. Step 4: Simplify right side
    908,192.25x = 633,921,748,602.09
  5. Step 5: Solve for x
    x = 633,921,748,602.09/908,192.25
  6. Step 6: Final answer
    x = 698,003.92

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Double scale
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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.