Home / 683,938.15-943,949.46-463,075.27

Finding the Fourth Proportional to 683,938.15, 943,949.46 and 463,075.27

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Solution

The fourth proportional to 683,938.15, 943,949.46 and 463,075.27 is: 639,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,938.15 : 943,949.46 = 463,075.27 : x
  2. Step 2: Convert to fraction form
    683,938.15/943,949.46 = 463,075.27/x
  3. Step 3: Cross multiply
    683,938.15x = 943,949.46 × 463,075.27
  4. Step 4: Simplify right side
    683,938.15x = 437,119,651,055.85
  5. Step 5: Solve for x
    x = 437,119,651,055.85/683,938.15
  6. Step 6: Final answer
    x = 639,121.61

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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.