Home / 965,186.80-1,332,116.88-535,605.16

Finding the Fourth Proportional to 965,186.80, 1,332,116.88 and 535,605.16

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Solution

The fourth proportional to 965,186.80, 1,332,116.88 and 535,605.16 is: 739,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,186.80 : 1,332,116.88 = 535,605.16 : x
  2. Step 2: Convert to fraction form
    965,186.80/1,332,116.88 = 535,605.16/x
  3. Step 3: Cross multiply
    965,186.80x = 1,332,116.88 × 535,605.16
  4. Step 4: Simplify right side
    965,186.80x = 713,488,674,651.10
  5. Step 5: Solve for x
    x = 713,488,674,651.10/965,186.80
  6. Step 6: Final answer
    x = 739,223.41

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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.