Home / 840,916.30-1,160,467.71-458,951.50

Finding the Fourth Proportional to 840,916.30, 1,160,467.71 and 458,951.50

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Solution

The fourth proportional to 840,916.30, 1,160,467.71 and 458,951.50 is: 633,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,916.30 : 1,160,467.71 = 458,951.50 : x
  2. Step 2: Convert to fraction form
    840,916.30/1,160,467.71 = 458,951.50/x
  3. Step 3: Cross multiply
    840,916.30x = 1,160,467.71 × 458,951.50
  4. Step 4: Simplify right side
    840,916.30x = 532,598,396,206.07
  5. Step 5: Solve for x
    x = 532,598,396,206.07/840,916.30
  6. Step 6: Final answer
    x = 633,354.83

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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.