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Finding the Fourth Proportional to 374,820.60, 562,230.90 and 248,849.40

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Solution

The fourth proportional to 374,820.60, 562,230.90 and 248,849.40 is: 373,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,820.60 : 562,230.90 = 248,849.40 : x
  2. Step 2: Convert to fraction form
    374,820.60/562,230.90 = 248,849.40/x
  3. Step 3: Cross multiply
    374,820.60x = 562,230.90 × 248,849.40
  4. Step 4: Simplify right side
    374,820.60x = 139,910,822,126.46
  5. Step 5: Solve for x
    x = 139,910,822,126.46/374,820.60
  6. Step 6: Final answer
    x = 373,274.10

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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.