Home / 965,072.16-1,332,144.36-658,928.88

Finding the Fourth Proportional to 965,072.16, 1,332,144.36 and 658,928.88

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Solution

The fourth proportional to 965,072.16, 1,332,144.36 and 658,928.88 is: 909,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,072.16 : 1,332,144.36 = 658,928.88 : x
  2. Step 2: Convert to fraction form
    965,072.16/1,332,144.36 = 658,928.88/x
  3. Step 3: Cross multiply
    965,072.16x = 1,332,144.36 × 658,928.88
  4. Step 4: Simplify right side
    965,072.16x = 877,788,391,133.12
  5. Step 5: Solve for x
    x = 877,788,391,133.12/965,072.16
  6. Step 6: Final answer
    x = 909,557.26

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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.