Home / 607,195.79-837,578.91-392,335.85

Finding the Fourth Proportional to 607,195.79, 837,578.91 and 392,335.85

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Solution

The fourth proportional to 607,195.79, 837,578.91 and 392,335.85 is: 541,196.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,195.79 : 837,578.91 = 392,335.85 : x
  2. Step 2: Convert to fraction form
    607,195.79/837,578.91 = 392,335.85/x
  3. Step 3: Cross multiply
    607,195.79x = 837,578.91 × 392,335.85
  4. Step 4: Simplify right side
    607,195.79x = 328,612,233,596.92
  5. Step 5: Solve for x
    x = 328,612,233,596.92/607,195.79
  6. Step 6: Final answer
    x = 541,196.50

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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.