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Finding the Fourth Proportional to 614,839, 922,394.76 and 188,433.76

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Solution

The fourth proportional to 614,839, 922,394.76 and 188,433.76 is: 282,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839 : 922,394.76 = 188,433.76 : x
  2. Step 2: Convert to fraction form
    614,839/922,394.76 = 188,433.76/x
  3. Step 3: Cross multiply
    614,839x = 922,394.76 × 188,433.76
  4. Step 4: Simplify right side
    614,839x = 173,810,312,831.10
  5. Step 5: Solve for x
    x = 173,810,312,831.10/614,839
  6. Step 6: Final answer
    x = 282,692.40

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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.