Home / 606,899.84-837,160.48-392,166.08

Finding the Fourth Proportional to 606,899.84, 837,160.48 and 392,166.08

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Solution

The fourth proportional to 606,899.84, 837,160.48 and 392,166.08 is: 540,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,899.84 : 837,160.48 = 392,166.08 : x
  2. Step 2: Convert to fraction form
    606,899.84/837,160.48 = 392,166.08/x
  3. Step 3: Cross multiply
    606,899.84x = 837,160.48 × 392,166.08
  4. Step 4: Simplify right side
    606,899.84x = 328,305,943,772.52
  5. Step 5: Solve for x
    x = 328,305,943,772.52/606,899.84
  6. Step 6: Final answer
    x = 540,955.73

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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.