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Finding the Fourth Proportional to 416,370, 574,590.60 and 237,522

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Solution

The fourth proportional to 416,370, 574,590.60 and 237,522 is: 327,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,370 : 574,590.60 = 237,522 : x
  2. Step 2: Convert to fraction form
    416,370/574,590.60 = 237,522/x
  3. Step 3: Cross multiply
    416,370x = 574,590.60 × 237,522
  4. Step 4: Simplify right side
    416,370x = 136,477,908,493.20
  5. Step 5: Solve for x
    x = 136,477,908,493.20/416,370
  6. Step 6: Final answer
    x = 327,780.36

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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.