Home / 983,152.64-1,475,084.12-343,550.82

Finding the Fourth Proportional to 983,152.64, 1,475,084.12 and 343,550.82

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Solution

The fourth proportional to 983,152.64, 1,475,084.12 and 343,550.82 is: 515,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,152.64 : 1,475,084.12 = 343,550.82 : x
  2. Step 2: Convert to fraction form
    983,152.64/1,475,084.12 = 343,550.82/x
  3. Step 3: Cross multiply
    983,152.64x = 1,475,084.12 × 343,550.82
  4. Step 4: Simplify right side
    983,152.64x = 506,766,354,511.44
  5. Step 5: Solve for x
    x = 506,766,354,511.44/983,152.64
  6. Step 6: Final answer
    x = 515,450.33

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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.