Home / 845,879.85-1,167,315.57-463,908.96

Finding the Fourth Proportional to 845,879.85, 1,167,315.57 and 463,908.96

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Solution

The fourth proportional to 845,879.85, 1,167,315.57 and 463,908.96 is: 640,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,879.85 : 1,167,315.57 = 463,908.96 : x
  2. Step 2: Convert to fraction form
    845,879.85/1,167,315.57 = 463,908.96/x
  3. Step 3: Cross multiply
    845,879.85x = 1,167,315.57 × 463,908.96
  4. Step 4: Simplify right side
    845,879.85x = 541,528,152,070.51
  5. Step 5: Solve for x
    x = 541,528,152,070.51/845,879.85
  6. Step 6: Final answer
    x = 640,195.12

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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.