Home / 627,584.40-866,075.24-341,104.40

Finding the Fourth Proportional to 627,584.40, 866,075.24 and 341,104.40

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Solution

The fourth proportional to 627,584.40, 866,075.24 and 341,104.40 is: 470,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,584.40 : 866,075.24 = 341,104.40 : x
  2. Step 2: Convert to fraction form
    627,584.40/866,075.24 = 341,104.40/x
  3. Step 3: Cross multiply
    627,584.40x = 866,075.24 × 341,104.40
  4. Step 4: Simplify right side
    627,584.40x = 295,422,075,095.06
  5. Step 5: Solve for x
    x = 295,422,075,095.06/627,584.40
  6. Step 6: Final answer
    x = 470,728.84

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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.