Home / 974,827.35-1,345,144.52-561,498.56

Finding the Fourth Proportional to 974,827.35, 1,345,144.52 and 561,498.56

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Solution

The fourth proportional to 974,827.35, 1,345,144.52 and 561,498.56 is: 774,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,827.35 : 1,345,144.52 = 561,498.56 : x
  2. Step 2: Convert to fraction form
    974,827.35/1,345,144.52 = 561,498.56/x
  3. Step 3: Cross multiply
    974,827.35x = 1,345,144.52 × 561,498.56
  4. Step 4: Simplify right side
    974,827.35x = 755,296,706,910.99
  5. Step 5: Solve for x
    x = 755,296,706,910.99/974,827.35
  6. Step 6: Final answer
    x = 774,800.49

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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.