Home / 964,795.69-1,331,203.53-556,811.11

Finding the Fourth Proportional to 964,795.69, 1,331,203.53 and 556,811.11

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Solution

The fourth proportional to 964,795.69, 1,331,203.53 and 556,811.11 is: 768,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,795.69 : 1,331,203.53 = 556,811.11 : x
  2. Step 2: Convert to fraction form
    964,795.69/1,331,203.53 = 556,811.11/x
  3. Step 3: Cross multiply
    964,795.69x = 1,331,203.53 × 556,811.11
  4. Step 4: Simplify right side
    964,795.69x = 741,228,915,175.22
  5. Step 5: Solve for x
    x = 741,228,915,175.22/964,795.69
  6. Step 6: Final answer
    x = 768,275.52

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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.