Home / 961,059.23-1,326,538.47-634,610.57

Finding the Fourth Proportional to 961,059.23, 1,326,538.47 and 634,610.57

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Solution

The fourth proportional to 961,059.23, 1,326,538.47 and 634,610.57 is: 875,945.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,059.23 : 1,326,538.47 = 634,610.57 : x
  2. Step 2: Convert to fraction form
    961,059.23/1,326,538.47 = 634,610.57/x
  3. Step 3: Cross multiply
    961,059.23x = 1,326,538.47 × 634,610.57
  4. Step 4: Simplify right side
    961,059.23x = 841,835,324,767.88
  5. Step 5: Solve for x
    x = 841,835,324,767.88/961,059.23
  6. Step 6: Final answer
    x = 875,945.31

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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.