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Finding the Fourth Proportional to 364,133.70, 546,200.55 and 361,800.90

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Solution

The fourth proportional to 364,133.70, 546,200.55 and 361,800.90 is: 542,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,133.70 : 546,200.55 = 361,800.90 : x
  2. Step 2: Convert to fraction form
    364,133.70/546,200.55 = 361,800.90/x
  3. Step 3: Cross multiply
    364,133.70x = 546,200.55 × 361,800.90
  4. Step 4: Simplify right side
    364,133.70x = 197,615,850,570.50
  5. Step 5: Solve for x
    x = 197,615,850,570.50/364,133.70
  6. Step 6: Final answer
    x = 542,701.35

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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.