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Finding the Fourth Proportional to 533,641.02, 736,442.15 and 304,194.21

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Solution

The fourth proportional to 533,641.02, 736,442.15 and 304,194.21 is: 419,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,641.02 : 736,442.15 = 304,194.21 : x
  2. Step 2: Convert to fraction form
    533,641.02/736,442.15 = 304,194.21/x
  3. Step 3: Cross multiply
    533,641.02x = 736,442.15 × 304,194.21
  4. Step 4: Simplify right side
    533,641.02x = 224,021,436,508.98
  5. Step 5: Solve for x
    x = 224,021,436,508.98/533,641.02
  6. Step 6: Final answer
    x = 419,798.01

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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.