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Finding the Fourth Proportional to 433,776.18, 598,497.62 and 249,969.78

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Solution

The fourth proportional to 433,776.18, 598,497.62 and 249,969.78 is: 344,892.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,776.18 : 598,497.62 = 249,969.78 : x
  2. Step 2: Convert to fraction form
    433,776.18/598,497.62 = 249,969.78/x
  3. Step 3: Cross multiply
    433,776.18x = 598,497.62 × 249,969.78
  4. Step 4: Simplify right side
    433,776.18x = 149,606,318,401.92
  5. Step 5: Solve for x
    x = 149,606,318,401.92/433,776.18
  6. Step 6: Final answer
    x = 344,892.89

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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.