Home / 961,051.72-1,326,253.77-525,497.31

Finding the Fourth Proportional to 961,051.72, 1,326,253.77 and 525,497.31

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Solution

The fourth proportional to 961,051.72, 1,326,253.77 and 525,497.31 is: 725,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,051.72 : 1,326,253.77 = 525,497.31 : x
  2. Step 2: Convert to fraction form
    961,051.72/1,326,253.77 = 525,497.31/x
  3. Step 3: Cross multiply
    961,051.72x = 1,326,253.77 × 525,497.31
  4. Step 4: Simplify right side
    961,051.72x = 696,942,788,512.36
  5. Step 5: Solve for x
    x = 696,942,788,512.36/961,051.72
  6. Step 6: Final answer
    x = 725,187.60

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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.