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Finding the Fourth Proportional to 243,483.90, 364,977.45 and 164,606.10

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Solution

The fourth proportional to 243,483.90, 364,977.45 and 164,606.10 is: 246,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,483.90 : 364,977.45 = 164,606.10 : x
  2. Step 2: Convert to fraction form
    243,483.90/364,977.45 = 164,606.10/x
  3. Step 3: Cross multiply
    243,483.90x = 364,977.45 × 164,606.10
  4. Step 4: Simplify right side
    243,483.90x = 60,077,514,632.45
  5. Step 5: Solve for x
    x = 60,077,514,632.45/243,483.90
  6. Step 6: Final answer
    x = 246,741.22

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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.