Home / 371,013.26-556,455.36-171,316.76

Finding the Fourth Proportional to 371,013.26, 556,455.36 and 171,316.76

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Solution

The fourth proportional to 371,013.26, 556,455.36 and 171,316.76 is: 256,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,013.26 : 556,455.36 = 171,316.76 : x
  2. Step 2: Convert to fraction form
    371,013.26/556,455.36 = 171,316.76/x
  3. Step 3: Cross multiply
    371,013.26x = 556,455.36 × 171,316.76
  4. Step 4: Simplify right side
    371,013.26x = 95,330,129,359.83
  5. Step 5: Solve for x
    x = 95,330,129,359.83/371,013.26
  6. Step 6: Final answer
    x = 256,945.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.