Home / 1,003,387.50-1,384,667.50-544,490.50

Finding the Fourth Proportional to 1,003,387.50, 1,384,667.50 and 544,490.50

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Solution

The fourth proportional to 1,003,387.50, 1,384,667.50 and 544,490.50 is: 751,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,387.50 : 1,384,667.50 = 544,490.50 : x
  2. Step 2: Convert to fraction form
    1,003,387.50/1,384,667.50 = 544,490.50/x
  3. Step 3: Cross multiply
    1,003,387.50x = 1,384,667.50 × 544,490.50
  4. Step 4: Simplify right side
    1,003,387.50x = 753,938,299,408.75
  5. Step 5: Solve for x
    x = 753,938,299,408.75/1,003,387.50
  6. Step 6: Final answer
    x = 751,392.96

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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.