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Finding the Fourth Proportional to 194,463.63, 291,695.38 and 46,719.63

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Solution

The fourth proportional to 194,463.63, 291,695.38 and 46,719.63 is: 70,079.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,463.63 : 291,695.38 = 46,719.63 : x
  2. Step 2: Convert to fraction form
    194,463.63/291,695.38 = 46,719.63/x
  3. Step 3: Cross multiply
    194,463.63x = 291,695.38 × 46,719.63
  4. Step 4: Simplify right side
    194,463.63x = 13,627,900,109.51
  5. Step 5: Solve for x
    x = 13,627,900,109.51/194,463.63
  6. Step 6: Final answer
    x = 70,079.43

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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.