Home / 651,824.80-976,570.80-558,512.80

Finding the Fourth Proportional to 651,824.80, 976,570.80 and 558,512.80

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Solution

The fourth proportional to 651,824.80, 976,570.80 and 558,512.80 is: 836,769.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,824.80 : 976,570.80 = 558,512.80 : x
  2. Step 2: Convert to fraction form
    651,824.80/976,570.80 = 558,512.80/x
  3. Step 3: Cross multiply
    651,824.80x = 976,570.80 × 558,512.80
  4. Step 4: Simplify right side
    651,824.80x = 545,427,291,906.24
  5. Step 5: Solve for x
    x = 545,427,291,906.24/651,824.80
  6. Step 6: Final answer
    x = 836,769.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.