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Finding the Fourth Proportional to 310,330.65, 465,495.98 and 295,896.45

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Solution

The fourth proportional to 310,330.65, 465,495.98 and 295,896.45 is: 443,844.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,330.65 : 465,495.98 = 295,896.45 : x
  2. Step 2: Convert to fraction form
    310,330.65/465,495.98 = 295,896.45/x
  3. Step 3: Cross multiply
    310,330.65x = 465,495.98 × 295,896.45
  4. Step 4: Simplify right side
    310,330.65x = 137,738,606,491.79
  5. Step 5: Solve for x
    x = 137,738,606,491.79/310,330.65
  6. Step 6: Final answer
    x = 443,844.68

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1.5x scale

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.