Home / 589,183.47-813,099.87-347,476.23

Finding the Fourth Proportional to 589,183.47, 813,099.87 and 347,476.23

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Solution

The fourth proportional to 589,183.47, 813,099.87 and 347,476.23 is: 479,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,183.47 : 813,099.87 = 347,476.23 : x
  2. Step 2: Convert to fraction form
    589,183.47/813,099.87 = 347,476.23/x
  3. Step 3: Cross multiply
    589,183.47x = 813,099.87 × 347,476.23
  4. Step 4: Simplify right side
    589,183.47x = 282,532,877,441.09
  5. Step 5: Solve for x
    x = 282,532,877,441.09/589,183.47
  6. Step 6: Final answer
    x = 479,532.93

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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.