Home / 348,030.27-480,513.06-267,313.37

Finding the Fourth Proportional to 348,030.27, 480,513.06 and 267,313.37

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Solution

The fourth proportional to 348,030.27, 480,513.06 and 267,313.37 is: 369,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,030.27 : 480,513.06 = 267,313.37 : x
  2. Step 2: Convert to fraction form
    348,030.27/480,513.06 = 267,313.37/x
  3. Step 3: Cross multiply
    348,030.27x = 480,513.06 × 267,313.37
  4. Step 4: Simplify right side
    348,030.27x = 128,447,562,995.05
  5. Step 5: Solve for x
    x = 128,447,562,995.05/348,030.27
  6. Step 6: Final answer
    x = 369,070.09

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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.