Home / 661,723.55-992,386.56-235,203.31

Finding the Fourth Proportional to 661,723.55, 992,386.56 and 235,203.31

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Solution

The fourth proportional to 661,723.55, 992,386.56 and 235,203.31 is: 352,734.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,723.55 : 992,386.56 = 235,203.31 : x
  2. Step 2: Convert to fraction form
    661,723.55/992,386.56 = 235,203.31/x
  3. Step 3: Cross multiply
    661,723.55x = 992,386.56 × 235,203.31
  4. Step 4: Simplify right side
    661,723.55x = 233,412,600,985.87
  5. Step 5: Solve for x
    x = 233,412,600,985.87/661,723.55
  6. Step 6: Final answer
    x = 352,734.31

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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.