Home / 955,880.51-1,318,960.74-547,907.28

Finding the Fourth Proportional to 955,880.51, 1,318,960.74 and 547,907.28

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Solution

The fourth proportional to 955,880.51, 1,318,960.74 and 547,907.28 is: 756,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,880.51 : 1,318,960.74 = 547,907.28 : x
  2. Step 2: Convert to fraction form
    955,880.51/1,318,960.74 = 547,907.28/x
  3. Step 3: Cross multiply
    955,880.51x = 1,318,960.74 × 547,907.28
  4. Step 4: Simplify right side
    955,880.51x = 722,668,188,588.74
  5. Step 5: Solve for x
    x = 722,668,188,588.74/955,880.51
  6. Step 6: Final answer
    x = 756,023.57

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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.