Home / 896,612.80-1,346,474.40-476,708.80

Finding the Fourth Proportional to 896,612.80, 1,346,474.40 and 476,708.80

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Solution

The fourth proportional to 896,612.80, 1,346,474.40 and 476,708.80 is: 715,890.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,612.80 : 1,346,474.40 = 476,708.80 : x
  2. Step 2: Convert to fraction form
    896,612.80/1,346,474.40 = 476,708.80/x
  3. Step 3: Cross multiply
    896,612.80x = 1,346,474.40 × 476,708.80
  4. Step 4: Simplify right side
    896,612.80x = 641,876,195,454.72
  5. Step 5: Solve for x
    x = 641,876,195,454.72/896,612.80
  6. Step 6: Final answer
    x = 715,890.06

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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.