Home / 896,315.42-1,343,659.39-447,173.66

Finding the Fourth Proportional to 896,315.42, 1,343,659.39 and 447,173.66

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Solution

The fourth proportional to 896,315.42, 1,343,659.39 and 447,173.66 is: 670,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,315.42 : 1,343,659.39 = 447,173.66 : x
  2. Step 2: Convert to fraction form
    896,315.42/1,343,659.39 = 447,173.66/x
  3. Step 3: Cross multiply
    896,315.42x = 1,343,659.39 × 447,173.66
  4. Step 4: Simplify right side
    896,315.42x = 600,849,089,460.88
  5. Step 5: Solve for x
    x = 600,849,089,460.88/896,315.42
  6. Step 6: Final answer
    x = 670,354.51

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Double scale
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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.