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Finding the Fourth Proportional to 364,411.17, 546,616.62 and 186,804.90

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Solution

The fourth proportional to 364,411.17, 546,616.62 and 186,804.90 is: 280,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,411.17 : 546,616.62 = 186,804.90 : x
  2. Step 2: Convert to fraction form
    364,411.17/546,616.62 = 186,804.90/x
  3. Step 3: Cross multiply
    364,411.17x = 546,616.62 × 186,804.90
  4. Step 4: Simplify right side
    364,411.17x = 102,110,663,037.44
  5. Step 5: Solve for x
    x = 102,110,663,037.44/364,411.17
  6. Step 6: Final answer
    x = 280,207.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.