Home / 627,699.03-866,230.23-341,219.58

Finding the Fourth Proportional to 627,699.03, 866,230.23 and 341,219.58

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Solution

The fourth proportional to 627,699.03, 866,230.23 and 341,219.58 is: 470,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,699.03 : 866,230.23 = 341,219.58 : x
  2. Step 2: Convert to fraction form
    627,699.03/866,230.23 = 341,219.58/x
  3. Step 3: Cross multiply
    627,699.03x = 866,230.23 × 341,219.58
  4. Step 4: Simplify right side
    627,699.03x = 295,574,715,263.90
  5. Step 5: Solve for x
    x = 295,574,715,263.90/627,699.03
  6. Step 6: Final answer
    x = 470,886.05

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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.