Home / 896,095.80-1,345,698.90-476,191.80

Finding the Fourth Proportional to 896,095.80, 1,345,698.90 and 476,191.80

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Solution

The fourth proportional to 896,095.80, 1,345,698.90 and 476,191.80 is: 715,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,095.80 : 1,345,698.90 = 476,191.80 : x
  2. Step 2: Convert to fraction form
    896,095.80/1,345,698.90 = 476,191.80/x
  3. Step 3: Cross multiply
    896,095.80x = 1,345,698.90 × 476,191.80
  4. Step 4: Simplify right side
    896,095.80x = 640,810,781,449.02
  5. Step 5: Solve for x
    x = 640,810,781,449.02/896,095.80
  6. Step 6: Final answer
    x = 715,114.14

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Double scale
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Similar ratio
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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.