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Finding the Fourth Proportional to 541,574.01, 747,395.52 and 299,856.60

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Solution

The fourth proportional to 541,574.01, 747,395.52 and 299,856.60 is: 413,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,574.01 : 747,395.52 = 299,856.60 : x
  2. Step 2: Convert to fraction form
    541,574.01/747,395.52 = 299,856.60/x
  3. Step 3: Cross multiply
    541,574.01x = 747,395.52 × 299,856.60
  4. Step 4: Simplify right side
    541,574.01x = 224,111,479,482.43
  5. Step 5: Solve for x
    x = 224,111,479,482.43/541,574.01
  6. Step 6: Final answer
    x = 413,815.06

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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.