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Finding the Fourth Proportional to 575,670.81, 863,506.22 and 154,935.75

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Solution

The fourth proportional to 575,670.81, 863,506.22 and 154,935.75 is: 232,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,670.81 : 863,506.22 = 154,935.75 : x
  2. Step 2: Convert to fraction form
    575,670.81/863,506.22 = 154,935.75/x
  3. Step 3: Cross multiply
    575,670.81x = 863,506.22 × 154,935.75
  4. Step 4: Simplify right side
    575,670.81x = 133,787,983,050.69
  5. Step 5: Solve for x
    x = 133,787,983,050.69/575,670.81
  6. Step 6: Final answer
    x = 232,403.63

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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.