Home / 443,905.44-612,592.08-242,701.44

Finding the Fourth Proportional to 443,905.44, 612,592.08 and 242,701.44

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Solution

The fourth proportional to 443,905.44, 612,592.08 and 242,701.44 is: 334,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,905.44 : 612,592.08 = 242,701.44 : x
  2. Step 2: Convert to fraction form
    443,905.44/612,592.08 = 242,701.44/x
  3. Step 3: Cross multiply
    443,905.44x = 612,592.08 × 242,701.44
  4. Step 4: Simplify right side
    443,905.44x = 148,676,979,948.60
  5. Step 5: Solve for x
    x = 148,676,979,948.60/443,905.44
  6. Step 6: Final answer
    x = 334,929.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.