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Finding the Fourth Proportional to 440,969.67, 608,622.66 and 249,983.82

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Solution

The fourth proportional to 440,969.67, 608,622.66 and 249,983.82 is: 345,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,969.67 : 608,622.66 = 249,983.82 : x
  2. Step 2: Convert to fraction form
    440,969.67/608,622.66 = 249,983.82/x
  3. Step 3: Cross multiply
    440,969.67x = 608,622.66 × 249,983.82
  4. Step 4: Simplify right side
    440,969.67x = 152,145,817,485.36
  5. Step 5: Solve for x
    x = 152,145,817,485.36/440,969.67
  6. Step 6: Final answer
    x = 345,025.58

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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.