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Finding the Fourth Proportional to 294,802.32, 442,203.48 and 73,186.32

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Solution

The fourth proportional to 294,802.32, 442,203.48 and 73,186.32 is: 109,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,802.32 : 442,203.48 = 73,186.32 : x
  2. Step 2: Convert to fraction form
    294,802.32/442,203.48 = 73,186.32/x
  3. Step 3: Cross multiply
    294,802.32x = 442,203.48 × 73,186.32
  4. Step 4: Simplify right side
    294,802.32x = 32,363,245,392.39
  5. Step 5: Solve for x
    x = 32,363,245,392.39/294,802.32
  6. Step 6: Final answer
    x = 109,779.48

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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.