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Finding the Fourth Proportional to 527,604.07, 727,770.14 and 430,948.39

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Solution

The fourth proportional to 527,604.07, 727,770.14 and 430,948.39 is: 594,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,604.07 : 727,770.14 = 430,948.39 : x
  2. Step 2: Convert to fraction form
    527,604.07/727,770.14 = 430,948.39/x
  3. Step 3: Cross multiply
    527,604.07x = 727,770.14 × 430,948.39
  4. Step 4: Simplify right side
    527,604.07x = 313,631,367,968.33
  5. Step 5: Solve for x
    x = 313,631,367,968.33/527,604.07
  6. Step 6: Final answer
    x = 594,444.56

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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.