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Finding the Fourth Proportional to 346,593.40, 519,501.30 and 178,048.60

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Solution

The fourth proportional to 346,593.40, 519,501.30 and 178,048.60 is: 266,873.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,593.40 : 519,501.30 = 178,048.60 : x
  2. Step 2: Convert to fraction form
    346,593.40/519,501.30 = 178,048.60/x
  3. Step 3: Cross multiply
    346,593.40x = 519,501.30 × 178,048.60
  4. Step 4: Simplify right side
    346,593.40x = 92,496,479,163.18
  5. Step 5: Solve for x
    x = 92,496,479,163.18/346,593.40
  6. Step 6: Final answer
    x = 266,873.17

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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.