Home / 904,312.80-1,356,469.20-852,703.20

Finding the Fourth Proportional to 904,312.80, 1,356,469.20 and 852,703.20

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Solution

The fourth proportional to 904,312.80, 1,356,469.20 and 852,703.20 is: 1,279,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,312.80 : 1,356,469.20 = 852,703.20 : x
  2. Step 2: Convert to fraction form
    904,312.80/1,356,469.20 = 852,703.20/x
  3. Step 3: Cross multiply
    904,312.80x = 1,356,469.20 × 852,703.20
  4. Step 4: Simplify right side
    904,312.80x = 1,156,665,627,541.44
  5. Step 5: Solve for x
    x = 1,156,665,627,541.44/904,312.80
  6. Step 6: Final answer
    x = 1,279,054.80

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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.