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Finding the Fourth Proportional to 519,206.01, 716,513.63 and 304,500.93

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Solution

The fourth proportional to 519,206.01, 716,513.63 and 304,500.93 is: 420,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,206.01 : 716,513.63 = 304,500.93 : x
  2. Step 2: Convert to fraction form
    519,206.01/716,513.63 = 304,500.93/x
  3. Step 3: Cross multiply
    519,206.01x = 716,513.63 × 304,500.93
  4. Step 4: Simplify right side
    519,206.01x = 218,179,065,170.17
  5. Step 5: Solve for x
    x = 218,179,065,170.17/519,206.01
  6. Step 6: Final answer
    x = 420,216.76

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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.