Home / 724,044.37-999,165.90-401,747.53

Finding the Fourth Proportional to 724,044.37, 999,165.90 and 401,747.53

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Solution

The fourth proportional to 724,044.37, 999,165.90 and 401,747.53 is: 554,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,044.37 : 999,165.90 = 401,747.53 : x
  2. Step 2: Convert to fraction form
    724,044.37/999,165.90 = 401,747.53/x
  3. Step 3: Cross multiply
    724,044.37x = 999,165.90 × 401,747.53
  4. Step 4: Simplify right side
    724,044.37x = 401,412,432,385.23
  5. Step 5: Solve for x
    x = 401,412,432,385.23/724,044.37
  6. Step 6: Final answer
    x = 554,403.08

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1.5x scale

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.