Home / 904,755.24-1,247,870.38-614,590.54

Finding the Fourth Proportional to 904,755.24, 1,247,870.38 and 614,590.54

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Solution

The fourth proportional to 904,755.24, 1,247,870.38 and 614,590.54 is: 847,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,755.24 : 1,247,870.38 = 614,590.54 : x
  2. Step 2: Convert to fraction form
    904,755.24/1,247,870.38 = 614,590.54/x
  3. Step 3: Cross multiply
    904,755.24x = 1,247,870.38 × 614,590.54
  4. Step 4: Simplify right side
    904,755.24x = 766,929,328,918.95
  5. Step 5: Solve for x
    x = 766,929,328,918.95/904,755.24
  6. Step 6: Final answer
    x = 847,664.97

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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.