Home / 348,111.24-480,357.39-204,862.74

Finding the Fourth Proportional to 348,111.24, 480,357.39 and 204,862.74

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Solution

The fourth proportional to 348,111.24, 480,357.39 and 204,862.74 is: 282,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,111.24 : 480,357.39 = 204,862.74 : x
  2. Step 2: Convert to fraction form
    348,111.24/480,357.39 = 204,862.74/x
  3. Step 3: Cross multiply
    348,111.24x = 480,357.39 × 204,862.74
  4. Step 4: Simplify right side
    348,111.24x = 98,407,331,094.65
  5. Step 5: Solve for x
    x = 98,407,331,094.65/348,111.24
  6. Step 6: Final answer
    x = 282,689.32

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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.