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Finding the Fourth Proportional to 230,719.60, 346,079.40 and 163,068.40

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Solution

The fourth proportional to 230,719.60, 346,079.40 and 163,068.40 is: 244,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,719.60 : 346,079.40 = 163,068.40 : x
  2. Step 2: Convert to fraction form
    230,719.60/346,079.40 = 163,068.40/x
  3. Step 3: Cross multiply
    230,719.60x = 346,079.40 × 163,068.40
  4. Step 4: Simplify right side
    230,719.60x = 56,434,614,030.96
  5. Step 5: Solve for x
    x = 56,434,614,030.96/230,719.60
  6. Step 6: Final answer
    x = 244,602.60

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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.