Home / 589,583.09-813,653.53-331,541.27

Finding the Fourth Proportional to 589,583.09, 813,653.53 and 331,541.27

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Solution

The fourth proportional to 589,583.09, 813,653.53 and 331,541.27 is: 457,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,583.09 : 813,653.53 = 331,541.27 : x
  2. Step 2: Convert to fraction form
    589,583.09/813,653.53 = 331,541.27/x
  3. Step 3: Cross multiply
    589,583.09x = 813,653.53 × 331,541.27
  4. Step 4: Simplify right side
    589,583.09x = 269,759,722,830.26
  5. Step 5: Solve for x
    x = 269,759,722,830.26/589,583.09
  6. Step 6: Final answer
    x = 457,543.18

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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.