Home / 688,946.09-950,777.96-383,027.49

Finding the Fourth Proportional to 688,946.09, 950,777.96 and 383,027.49

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Solution

The fourth proportional to 688,946.09, 950,777.96 and 383,027.49 is: 528,595.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,946.09 : 950,777.96 = 383,027.49 : x
  2. Step 2: Convert to fraction form
    688,946.09/950,777.96 = 383,027.49/x
  3. Step 3: Cross multiply
    688,946.09x = 950,777.96 × 383,027.49
  4. Step 4: Simplify right side
    688,946.09x = 364,174,093,650.98
  5. Step 5: Solve for x
    x = 364,174,093,650.98/688,946.09
  6. Step 6: Final answer
    x = 528,595.93

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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.