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Finding the Fourth Proportional to 249,318, 373,714.56 and 149,532.48

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Solution

The fourth proportional to 249,318, 373,714.56 and 149,532.48 is: 224,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318 : 373,714.56 = 149,532.48 : x
  2. Step 2: Convert to fraction form
    249,318/373,714.56 = 149,532.48/x
  3. Step 3: Cross multiply
    249,318x = 373,714.56 × 149,532.48
  4. Step 4: Simplify right side
    249,318x = 55,882,464,968.91
  5. Step 5: Solve for x
    x = 55,882,464,968.91/249,318
  6. Step 6: Final answer
    x = 224,141.32

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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.