Home / 932,939.10-1,399,415.13-400,010.94

Finding the Fourth Proportional to 932,939.10, 1,399,415.13 and 400,010.94

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Solution

The fourth proportional to 932,939.10, 1,399,415.13 and 400,010.94 is: 600,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,939.10 : 1,399,415.13 = 400,010.94 : x
  2. Step 2: Convert to fraction form
    932,939.10/1,399,415.13 = 400,010.94/x
  3. Step 3: Cross multiply
    932,939.10x = 1,399,415.13 × 400,010.94
  4. Step 4: Simplify right side
    932,939.10x = 559,781,361,601.52
  5. Step 5: Solve for x
    x = 559,781,361,601.52/932,939.10
  6. Step 6: Final answer
    x = 600,019.19

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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.