Home / 371,733.68-512,975.76-210,585.44

Finding the Fourth Proportional to 371,733.68, 512,975.76 and 210,585.44

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Solution

The fourth proportional to 371,733.68, 512,975.76 and 210,585.44 is: 290,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,733.68 : 512,975.76 = 210,585.44 : x
  2. Step 2: Convert to fraction form
    371,733.68/512,975.76 = 210,585.44/x
  3. Step 3: Cross multiply
    371,733.68x = 512,975.76 × 210,585.44
  4. Step 4: Simplify right side
    371,733.68x = 108,025,226,128.93
  5. Step 5: Solve for x
    x = 108,025,226,128.93/371,733.68
  6. Step 6: Final answer
    x = 290,598.44

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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.