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Finding the Fourth Proportional to 346,256.44, 519,345.78 and 96,957.88

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Solution

The fourth proportional to 346,256.44, 519,345.78 and 96,957.88 is: 145,425.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,256.44 : 519,345.78 = 96,957.88 : x
  2. Step 2: Convert to fraction form
    346,256.44/519,345.78 = 96,957.88/x
  3. Step 3: Cross multiply
    346,256.44x = 519,345.78 × 96,957.88
  4. Step 4: Simplify right side
    346,256.44x = 50,354,665,815.75
  5. Step 5: Solve for x
    x = 50,354,665,815.75/346,256.44
  6. Step 6: Final answer
    x = 145,425.93

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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.