Home / 783,115.77-1,174,341.48-277,803.93

Finding the Fourth Proportional to 783,115.77, 1,174,341.48 and 277,803.93

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Solution

The fourth proportional to 783,115.77, 1,174,341.48 and 277,803.93 is: 416,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,115.77 : 1,174,341.48 = 277,803.93 : x
  2. Step 2: Convert to fraction form
    783,115.77/1,174,341.48 = 277,803.93/x
  3. Step 3: Cross multiply
    783,115.77x = 1,174,341.48 × 277,803.93
  4. Step 4: Simplify right side
    783,115.77x = 326,236,678,306.02
  5. Step 5: Solve for x
    x = 326,236,678,306.02/783,115.77
  6. Step 6: Final answer
    x = 416,588.06

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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.