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Finding the Fourth Proportional to 176,519.80, 264,779.70 and 162,004.60

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Solution

The fourth proportional to 176,519.80, 264,779.70 and 162,004.60 is: 243,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,519.80 : 264,779.70 = 162,004.60 : x
  2. Step 2: Convert to fraction form
    176,519.80/264,779.70 = 162,004.60/x
  3. Step 3: Cross multiply
    176,519.80x = 264,779.70 × 162,004.60
  4. Step 4: Simplify right side
    176,519.80x = 42,895,529,386.62
  5. Step 5: Solve for x
    x = 42,895,529,386.62/176,519.80
  6. Step 6: Final answer
    x = 243,006.90

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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.