Home / 724,122.88-999,483.30-452,026.84

Finding the Fourth Proportional to 724,122.88, 999,483.30 and 452,026.84

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Solution

The fourth proportional to 724,122.88, 999,483.30 and 452,026.84 is: 623,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,122.88 : 999,483.30 = 452,026.84 : x
  2. Step 2: Convert to fraction form
    724,122.88/999,483.30 = 452,026.84/x
  3. Step 3: Cross multiply
    724,122.88x = 999,483.30 × 452,026.84
  4. Step 4: Simplify right side
    724,122.88x = 451,793,277,731.77
  5. Step 5: Solve for x
    x = 451,793,277,731.77/724,122.88
  6. Step 6: Final answer
    x = 623,917.97

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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.