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Finding the Fourth Proportional to 461,590.53, 637,027.02 and 257,681.25

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Solution

The fourth proportional to 461,590.53, 637,027.02 and 257,681.25 is: 355,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,590.53 : 637,027.02 = 257,681.25 : x
  2. Step 2: Convert to fraction form
    461,590.53/637,027.02 = 257,681.25/x
  3. Step 3: Cross multiply
    461,590.53x = 637,027.02 × 257,681.25
  4. Step 4: Simplify right side
    461,590.53x = 164,149,918,797.38
  5. Step 5: Solve for x
    x = 164,149,918,797.38/461,590.53
  6. Step 6: Final answer
    x = 355,618.04

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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.