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Finding the Fourth Proportional to 540,883.04, 746,388.88 and 299,151.52

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Solution

The fourth proportional to 540,883.04, 746,388.88 and 299,151.52 is: 412,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,883.04 : 746,388.88 = 299,151.52 : x
  2. Step 2: Convert to fraction form
    540,883.04/746,388.88 = 299,151.52/x
  3. Step 3: Cross multiply
    540,883.04x = 746,388.88 × 299,151.52
  4. Step 4: Simplify right side
    540,883.04x = 223,283,367,963.10
  5. Step 5: Solve for x
    x = 223,283,367,963.10/540,883.04
  6. Step 6: Final answer
    x = 412,812.66

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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.