Home / 628,219.04-866,941.60-341,738.44

Finding the Fourth Proportional to 628,219.04, 866,941.60 and 341,738.44

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Solution

The fourth proportional to 628,219.04, 866,941.60 and 341,738.44 is: 471,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,219.04 : 866,941.60 = 341,738.44 : x
  2. Step 2: Convert to fraction form
    628,219.04/866,941.60 = 341,738.44/x
  3. Step 3: Cross multiply
    628,219.04x = 866,941.60 × 341,738.44
  4. Step 4: Simplify right side
    628,219.04x = 296,267,269,955.10
  5. Step 5: Solve for x
    x = 296,267,269,955.10/628,219.04
  6. Step 6: Final answer
    x = 471,598.68

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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.