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Finding the Fourth Proportional to 360,029.04, 540,041.60 and 146,796.12

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Solution

The fourth proportional to 360,029.04, 540,041.60 and 146,796.12 is: 220,193.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,029.04 : 540,041.60 = 146,796.12 : x
  2. Step 2: Convert to fraction form
    360,029.04/540,041.60 = 146,796.12/x
  3. Step 3: Cross multiply
    360,029.04x = 540,041.60 × 146,796.12
  4. Step 4: Simplify right side
    360,029.04x = 79,276,010,784.61
  5. Step 5: Solve for x
    x = 79,276,010,784.61/360,029.04
  6. Step 6: Final answer
    x = 220,193.38

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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.