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Finding the Fourth Proportional to 224,030.09, 309,020.30 and 133,318.35

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Solution

The fourth proportional to 224,030.09, 309,020.30 and 133,318.35 is: 183,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,030.09 : 309,020.30 = 133,318.35 : x
  2. Step 2: Convert to fraction form
    224,030.09/309,020.30 = 133,318.35/x
  3. Step 3: Cross multiply
    224,030.09x = 309,020.30 × 133,318.35
  4. Step 4: Simplify right side
    224,030.09x = 41,198,075,845.91
  5. Step 5: Solve for x
    x = 41,198,075,845.91/224,030.09
  6. Step 6: Final answer
    x = 183,895.28

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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.