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Finding the Fourth Proportional to 584,912.88, 877,369.32 and 210,935.88

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Solution

The fourth proportional to 584,912.88, 877,369.32 and 210,935.88 is: 316,403.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,912.88 : 877,369.32 = 210,935.88 : x
  2. Step 2: Convert to fraction form
    584,912.88/877,369.32 = 210,935.88/x
  3. Step 3: Cross multiply
    584,912.88x = 877,369.32 × 210,935.88
  4. Step 4: Simplify right side
    584,912.88x = 185,068,669,599.20
  5. Step 5: Solve for x
    x = 185,068,669,599.20/584,912.88
  6. Step 6: Final answer
    x = 316,403.82

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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.