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Finding the Fourth Proportional to 342,298.28, 513,668.28 and 184,636.64

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Solution

The fourth proportional to 342,298.28, 513,668.28 and 184,636.64 is: 277,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,298.28 : 513,668.28 = 184,636.64 : x
  2. Step 2: Convert to fraction form
    342,298.28/513,668.28 = 184,636.64/x
  3. Step 3: Cross multiply
    342,298.28x = 513,668.28 × 184,636.64
  4. Step 4: Simplify right side
    342,298.28x = 94,841,985,293.78
  5. Step 5: Solve for x
    x = 94,841,985,293.78/342,298.28
  6. Step 6: Final answer
    x = 277,074.09

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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.