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Finding the Fourth Proportional to 180,011.80, 270,017.70 and 176,901.40

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Solution

The fourth proportional to 180,011.80, 270,017.70 and 176,901.40 is: 265,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,011.80 : 270,017.70 = 176,901.40 : x
  2. Step 2: Convert to fraction form
    180,011.80/270,017.70 = 176,901.40/x
  3. Step 3: Cross multiply
    180,011.80x = 270,017.70 × 176,901.40
  4. Step 4: Simplify right side
    180,011.80x = 47,766,509,154.78
  5. Step 5: Solve for x
    x = 47,766,509,154.78/180,011.80
  6. Step 6: Final answer
    x = 265,352.10

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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.