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Finding the Fourth Proportional to 546,750.15, 821,000.03 and 370,040.55

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Solution

The fourth proportional to 546,750.15, 821,000.03 and 370,040.55 is: 555,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,750.15 : 821,000.03 = 370,040.55 : x
  2. Step 2: Convert to fraction form
    546,750.15/821,000.03 = 370,040.55/x
  3. Step 3: Cross multiply
    546,750.15x = 821,000.03 × 370,040.55
  4. Step 4: Simplify right side
    546,750.15x = 303,803,300,801.01
  5. Step 5: Solve for x
    x = 303,803,300,801.01/546,750.15
  6. Step 6: Final answer
    x = 555,652.89

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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.