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Finding the Fourth Proportional to 601,219.80, 901,402.56 and 301,484.16

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Solution

The fourth proportional to 601,219.80, 901,402.56 and 301,484.16 is: 452,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,219.80 : 901,402.56 = 301,484.16 : x
  2. Step 2: Convert to fraction form
    601,219.80/901,402.56 = 301,484.16/x
  3. Step 3: Cross multiply
    601,219.80x = 901,402.56 × 301,484.16
  4. Step 4: Simplify right side
    601,219.80x = 271,758,593,623.45
  5. Step 5: Solve for x
    x = 271,758,593,623.45/601,219.80
  6. Step 6: Final answer
    x = 452,012.05

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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.