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Finding the Fourth Proportional to 369,714.98, 554,492.39 and 117,016.01

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Solution

The fourth proportional to 369,714.98, 554,492.39 and 117,016.01 is: 175,498.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,714.98 : 554,492.39 = 117,016.01 : x
  2. Step 2: Convert to fraction form
    369,714.98/554,492.39 = 117,016.01/x
  3. Step 3: Cross multiply
    369,714.98x = 554,492.39 × 117,016.01
  4. Step 4: Simplify right side
    369,714.98x = 64,884,483,695.62
  5. Step 5: Solve for x
    x = 64,884,483,695.62/369,714.98
  6. Step 6: Final answer
    x = 175,498.66

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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.