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Finding the Fourth Proportional to 546,615.05, 754,362.55 and 301,598.61

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Solution

The fourth proportional to 546,615.05, 754,362.55 and 301,598.61 is: 416,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,615.05 : 754,362.55 = 301,598.61 : x
  2. Step 2: Convert to fraction form
    546,615.05/754,362.55 = 301,598.61/x
  3. Step 3: Cross multiply
    546,615.05x = 754,362.55 × 301,598.61
  4. Step 4: Simplify right side
    546,615.05x = 227,514,694,064.19
  5. Step 5: Solve for x
    x = 227,514,694,064.19/546,615.05
  6. Step 6: Final answer
    x = 416,224.72

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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.