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Finding the Fourth Proportional to 346,340.92, 519,459.42 and 109,652.92

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Solution

The fourth proportional to 346,340.92, 519,459.42 and 109,652.92 is: 164,462.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,340.92 : 519,459.42 = 109,652.92 : x
  2. Step 2: Convert to fraction form
    346,340.92/519,459.42 = 109,652.92/x
  3. Step 3: Cross multiply
    346,340.92x = 519,459.42 × 109,652.92
  4. Step 4: Simplify right side
    346,340.92x = 56,960,242,224.51
  5. Step 5: Solve for x
    x = 56,960,242,224.51/346,340.92
  6. Step 6: Final answer
    x = 164,462.93

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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.