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Finding the Fourth Proportional to 310,084.80, 466,048.80 and 269,534.40

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Solution

The fourth proportional to 310,084.80, 466,048.80 and 269,534.40 is: 405,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,084.80 : 466,048.80 = 269,534.40 : x
  2. Step 2: Convert to fraction form
    310,084.80/466,048.80 = 269,534.40/x
  3. Step 3: Cross multiply
    310,084.80x = 466,048.80 × 269,534.40
  4. Step 4: Simplify right side
    310,084.80x = 125,616,183,678.72
  5. Step 5: Solve for x
    x = 125,616,183,678.72/310,084.80
  6. Step 6: Final answer
    x = 405,102.68

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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.