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Finding the Fourth Proportional to 440,704.32, 608,137.65 and 249,747.63

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Solution

The fourth proportional to 440,704.32, 608,137.65 and 249,747.63 is: 344,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,704.32 : 608,137.65 = 249,747.63 : x
  2. Step 2: Convert to fraction form
    440,704.32/608,137.65 = 249,747.63/x
  3. Step 3: Cross multiply
    440,704.32x = 608,137.65 × 249,747.63
  4. Step 4: Simplify right side
    440,704.32x = 151,880,936,801.27
  5. Step 5: Solve for x
    x = 151,880,936,801.27/440,704.32
  6. Step 6: Final answer
    x = 344,632.28

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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.