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Finding the Fourth Proportional to 519,004.73, 716,244.19 and 301,196.63

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Solution

The fourth proportional to 519,004.73, 716,244.19 and 301,196.63 is: 415,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,004.73 : 716,244.19 = 301,196.63 : x
  2. Step 2: Convert to fraction form
    519,004.73/716,244.19 = 301,196.63/x
  3. Step 3: Cross multiply
    519,004.73x = 716,244.19 × 301,196.63
  4. Step 4: Simplify right side
    519,004.73x = 215,730,337,322.70
  5. Step 5: Solve for x
    x = 215,730,337,322.70/519,004.73
  6. Step 6: Final answer
    x = 415,661.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.