Home / 626,787.20-940,180.80-558,552.80

Finding the Fourth Proportional to 626,787.20, 940,180.80 and 558,552.80

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Solution

The fourth proportional to 626,787.20, 940,180.80 and 558,552.80 is: 837,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,787.20 : 940,180.80 = 558,552.80 : x
  2. Step 2: Convert to fraction form
    626,787.20/940,180.80 = 558,552.80/x
  3. Step 3: Cross multiply
    626,787.20x = 940,180.80 × 558,552.80
  4. Step 4: Simplify right side
    626,787.20x = 525,140,618,346.24
  5. Step 5: Solve for x
    x = 525,140,618,346.24/626,787.20
  6. Step 6: Final answer
    x = 837,829.20

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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.