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Finding the Fourth Proportional to 374,598, 561,897.54 and 152,982

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Solution

The fourth proportional to 374,598, 561,897.54 and 152,982 is: 229,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,598 : 561,897.54 = 152,982 : x
  2. Step 2: Convert to fraction form
    374,598/561,897.54 = 152,982/x
  3. Step 3: Cross multiply
    374,598x = 561,897.54 × 152,982
  4. Step 4: Simplify right side
    374,598x = 85,960,209,464.28
  5. Step 5: Solve for x
    x = 85,960,209,464.28/374,598
  6. Step 6: Final answer
    x = 229,473.22

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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.