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Finding the Fourth Proportional to 575,200,513.28, 862,800,769.91 and 575,200,513.28

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Solution

The fourth proportional to 575,200,513.28, 862,800,769.91 and 575,200,513.28 is: 862,800,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,200,513.28 : 862,800,769.91 = 575,200,513.28 : x
  2. Step 2: Convert to fraction form
    575,200,513.28/862,800,769.91 = 575,200,513.28/x
  3. Step 3: Cross multiply
    575,200,513.28x = 862,800,769.91 × 575,200,513.28
  4. Step 4: Simplify right side
    575,200,513.28x = 496,283,445,707,735,168
  5. Step 5: Solve for x
    x = 496,283,445,707,735,168/575,200,513.28
  6. Step 6: Final answer
    x = 862,800,769.91

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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.