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Finding the Fourth Proportional to 191,004.10, 286,506.15 and 188,051.65

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Solution

The fourth proportional to 191,004.10, 286,506.15 and 188,051.65 is: 282,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,004.10 : 286,506.15 = 188,051.65 : x
  2. Step 2: Convert to fraction form
    191,004.10/286,506.15 = 188,051.65/x
  3. Step 3: Cross multiply
    191,004.10x = 286,506.15 × 188,051.65
  4. Step 4: Simplify right side
    191,004.10x = 53,877,954,242.65
  5. Step 5: Solve for x
    x = 53,877,954,242.65/191,004.10
  6. Step 6: Final answer
    x = 282,077.48

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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.