Home / 626,005.67-863,907.37-354,068.24

Finding the Fourth Proportional to 626,005.67, 863,907.37 and 354,068.24

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Solution

The fourth proportional to 626,005.67, 863,907.37 and 354,068.24 is: 488,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,005.67 : 863,907.37 = 354,068.24 : x
  2. Step 2: Convert to fraction form
    626,005.67/863,907.37 = 354,068.24/x
  3. Step 3: Cross multiply
    626,005.67x = 863,907.37 × 354,068.24
  4. Step 4: Simplify right side
    626,005.67x = 305,882,161,235.60
  5. Step 5: Solve for x
    x = 305,882,161,235.60/626,005.67
  6. Step 6: Final answer
    x = 488,625.23

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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.