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Finding the Fourth Proportional to 544,045.02, 750,786.21 and 302,350.20

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Solution

The fourth proportional to 544,045.02, 750,786.21 and 302,350.20 is: 417,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,045.02 : 750,786.21 = 302,350.20 : x
  2. Step 2: Convert to fraction form
    544,045.02/750,786.21 = 302,350.20/x
  3. Step 3: Cross multiply
    544,045.02x = 750,786.21 × 302,350.20
  4. Step 4: Simplify right side
    544,045.02x = 227,000,360,750.74
  5. Step 5: Solve for x
    x = 227,000,360,750.74/544,045.02
  6. Step 6: Final answer
    x = 417,245.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.