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Finding the Fourth Proportional to 292,029.04, 438,090.88 and 114,439.76

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Solution

The fourth proportional to 292,029.04, 438,090.88 and 114,439.76 is: 171,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,029.04 : 438,090.88 = 114,439.76 : x
  2. Step 2: Convert to fraction form
    292,029.04/438,090.88 = 114,439.76/x
  3. Step 3: Cross multiply
    292,029.04x = 438,090.88 × 114,439.76
  4. Step 4: Simplify right side
    292,029.04x = 50,135,015,165.39
  5. Step 5: Solve for x
    x = 50,135,015,165.39/292,029.04
  6. Step 6: Final answer
    x = 171,678.18

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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.