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Finding the Fourth Proportional to 177,392.20, 266,088.30 and 175,059.40

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Solution

The fourth proportional to 177,392.20, 266,088.30 and 175,059.40 is: 262,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,392.20 : 266,088.30 = 175,059.40 : x
  2. Step 2: Convert to fraction form
    177,392.20/266,088.30 = 175,059.40/x
  3. Step 3: Cross multiply
    177,392.20x = 266,088.30 × 175,059.40
  4. Step 4: Simplify right side
    177,392.20x = 46,581,258,145.02
  5. Step 5: Solve for x
    x = 46,581,258,145.02/177,392.20
  6. Step 6: Final answer
    x = 262,589.10

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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.