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Finding the Fourth Proportional to 584,916.88, 877,375.32 and 210,939.88

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Solution

The fourth proportional to 584,916.88, 877,375.32 and 210,939.88 is: 316,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,916.88 : 877,375.32 = 210,939.88 : x
  2. Step 2: Convert to fraction form
    584,916.88/877,375.32 = 210,939.88/x
  3. Step 3: Cross multiply
    584,916.88x = 877,375.32 × 210,939.88
  4. Step 4: Simplify right side
    584,916.88x = 185,073,444,715.76
  5. Step 5: Solve for x
    x = 185,073,444,715.76/584,916.88
  6. Step 6: Final answer
    x = 316,409.82

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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.