Home / 961,006.63-1,326,191.54-525,452.09

Finding the Fourth Proportional to 961,006.63, 1,326,191.54 and 525,452.09

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Solution

The fourth proportional to 961,006.63, 1,326,191.54 and 525,452.09 is: 725,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,006.63 : 1,326,191.54 = 525,452.09 : x
  2. Step 2: Convert to fraction form
    961,006.63/1,326,191.54 = 525,452.09/x
  3. Step 3: Cross multiply
    961,006.63x = 1,326,191.54 × 525,452.09
  4. Step 4: Simplify right side
    961,006.63x = 696,850,107,175.10
  5. Step 5: Solve for x
    x = 696,850,107,175.10/961,006.63
  6. Step 6: Final answer
    x = 725,125.18

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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.