Home / 441,921.70-609,931.40-260,623.04

Finding the Fourth Proportional to 441,921.70, 609,931.40 and 260,623.04

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Solution

The fourth proportional to 441,921.70, 609,931.40 and 260,623.04 is: 359,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,921.70 : 609,931.40 = 260,623.04 : x
  2. Step 2: Convert to fraction form
    441,921.70/609,931.40 = 260,623.04/x
  3. Step 3: Cross multiply
    441,921.70x = 609,931.40 × 260,623.04
  4. Step 4: Simplify right side
    441,921.70x = 158,962,179,018.49
  5. Step 5: Solve for x
    x = 158,962,179,018.49/441,921.70
  6. Step 6: Final answer
    x = 359,706.66

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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.