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Finding the Fourth Proportional to 476,000.68, 713,779.50 and 176,469.16

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Solution

The fourth proportional to 476,000.68, 713,779.50 and 176,469.16 is: 264,621.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,000.68 : 713,779.50 = 176,469.16 : x
  2. Step 2: Convert to fraction form
    476,000.68/713,779.50 = 176,469.16/x
  3. Step 3: Cross multiply
    476,000.68x = 713,779.50 × 176,469.16
  4. Step 4: Simplify right side
    476,000.68x = 125,960,068,790.22
  5. Step 5: Solve for x
    x = 125,960,068,790.22/476,000.68
  6. Step 6: Final answer
    x = 264,621.62

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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.