Home / 695,050.50-958,675.19-637,874.43

Finding the Fourth Proportional to 695,050.50, 958,675.19 and 637,874.43

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Solution

The fourth proportional to 695,050.50, 958,675.19 and 637,874.43 is: 879,812.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,050.50 : 958,675.19 = 637,874.43 : x
  2. Step 2: Convert to fraction form
    695,050.50/958,675.19 = 637,874.43/x
  3. Step 3: Cross multiply
    695,050.50x = 958,675.19 × 637,874.43
  4. Step 4: Simplify right side
    695,050.50x = 611,514,387,187.02
  5. Step 5: Solve for x
    x = 611,514,387,187.02/695,050.50
  6. Step 6: Final answer
    x = 879,812.89

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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.