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Finding the Fourth Proportional to 373,492, 560,242.86 and 124,174

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Solution

The fourth proportional to 373,492, 560,242.86 and 124,174 is: 186,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,492 : 560,242.86 = 124,174 : x
  2. Step 2: Convert to fraction form
    373,492/560,242.86 = 124,174/x
  3. Step 3: Cross multiply
    373,492x = 560,242.86 × 124,174
  4. Step 4: Simplify right side
    373,492x = 69,567,596,897.64
  5. Step 5: Solve for x
    x = 69,567,596,897.64/373,492
  6. Step 6: Final answer
    x = 186,262.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.