Home / 353,619.63-487,655.87-237,595.48

Finding the Fourth Proportional to 353,619.63, 487,655.87 and 237,595.48

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Solution

The fourth proportional to 353,619.63, 487,655.87 and 237,595.48 is: 327,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,619.63 : 487,655.87 = 237,595.48 : x
  2. Step 2: Convert to fraction form
    353,619.63/487,655.87 = 237,595.48/x
  3. Step 3: Cross multiply
    353,619.63x = 487,655.87 × 237,595.48
  4. Step 4: Simplify right side
    353,619.63x = 115,864,828,100.35
  5. Step 5: Solve for x
    x = 115,864,828,100.35/353,619.63
  6. Step 6: Final answer
    x = 327,653.84

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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.