Home / 662,520.96-914,283.18-376,045.83

Finding the Fourth Proportional to 662,520.96, 914,283.18 and 376,045.83

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Solution

The fourth proportional to 662,520.96, 914,283.18 and 376,045.83 is: 518,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,520.96 : 914,283.18 = 376,045.83 : x
  2. Step 2: Convert to fraction form
    662,520.96/914,283.18 = 376,045.83/x
  3. Step 3: Cross multiply
    662,520.96x = 914,283.18 × 376,045.83
  4. Step 4: Simplify right side
    662,520.96x = 343,812,377,278.14
  5. Step 5: Solve for x
    x = 343,812,377,278.14/662,520.96
  6. Step 6: Final answer
    x = 518,945.66

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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.