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Finding the Fourth Proportional to 541,994.60, 812,663.58 and 242,419.34

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Solution

The fourth proportional to 541,994.60, 812,663.58 and 242,419.34 is: 363,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,994.60 : 812,663.58 = 242,419.34 : x
  2. Step 2: Convert to fraction form
    541,994.60/812,663.58 = 242,419.34/x
  3. Step 3: Cross multiply
    541,994.60x = 812,663.58 × 242,419.34
  4. Step 4: Simplify right side
    541,994.60x = 197,005,368,705.64
  5. Step 5: Solve for x
    x = 197,005,368,705.64/541,994.60
  6. Step 6: Final answer
    x = 363,482.16

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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.