Home / 426,962.88-588,827.40-354,250.65

Finding the Fourth Proportional to 426,962.88, 588,827.40 and 354,250.65

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Solution

The fourth proportional to 426,962.88, 588,827.40 and 354,250.65 is: 488,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,962.88 : 588,827.40 = 354,250.65 : x
  2. Step 2: Convert to fraction form
    426,962.88/588,827.40 = 354,250.65/x
  3. Step 3: Cross multiply
    426,962.88x = 588,827.40 × 354,250.65
  4. Step 4: Simplify right side
    426,962.88x = 208,592,491,395.91
  5. Step 5: Solve for x
    x = 208,592,491,395.91/426,962.88
  6. Step 6: Final answer
    x = 488,549.48

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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.