Home / 822,068.58-1,134,478.54-449,553.41

Finding the Fourth Proportional to 822,068.58, 1,134,478.54 and 449,553.41

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Solution

The fourth proportional to 822,068.58, 1,134,478.54 and 449,553.41 is: 620,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,068.58 : 1,134,478.54 = 449,553.41 : x
  2. Step 2: Convert to fraction form
    822,068.58/1,134,478.54 = 449,553.41/x
  3. Step 3: Cross multiply
    822,068.58x = 1,134,478.54 × 449,553.41
  4. Step 4: Simplify right side
    822,068.58x = 510,008,688,870.60
  5. Step 5: Solve for x
    x = 510,008,688,870.60/822,068.58
  6. Step 6: Final answer
    x = 620,396.77

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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.