Home / 652,976.12-901,113.72-366,490.46

Finding the Fourth Proportional to 652,976.12, 901,113.72 and 366,490.46

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Solution

The fourth proportional to 652,976.12, 901,113.72 and 366,490.46 is: 505,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,976.12 : 901,113.72 = 366,490.46 : x
  2. Step 2: Convert to fraction form
    652,976.12/901,113.72 = 366,490.46/x
  3. Step 3: Cross multiply
    652,976.12x = 901,113.72 × 366,490.46
  4. Step 4: Simplify right side
    652,976.12x = 330,249,581,755.11
  5. Step 5: Solve for x
    x = 330,249,581,755.11/652,976.12
  6. Step 6: Final answer
    x = 505,760.58

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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.