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Finding the Fourth Proportional to 519,010.47, 716,195.52 and 338,069.03

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Solution

The fourth proportional to 519,010.47, 716,195.52 and 338,069.03 is: 466,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,010.47 : 716,195.52 = 338,069.03 : x
  2. Step 2: Convert to fraction form
    519,010.47/716,195.52 = 338,069.03/x
  3. Step 3: Cross multiply
    519,010.47x = 716,195.52 × 338,069.03
  4. Step 4: Simplify right side
    519,010.47x = 242,123,521,155.77
  5. Step 5: Solve for x
    x = 242,123,521,155.77/519,010.47
  6. Step 6: Final answer
    x = 466,509.90

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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.