Home / 584,133.20-871,974.40-513,274.40

Finding the Fourth Proportional to 584,133.20, 871,974.40 and 513,274.40

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Solution

The fourth proportional to 584,133.20, 871,974.40 and 513,274.40 is: 766,198.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,133.20 : 871,974.40 = 513,274.40 : x
  2. Step 2: Convert to fraction form
    584,133.20/871,974.40 = 513,274.40/x
  3. Step 3: Cross multiply
    584,133.20x = 871,974.40 × 513,274.40
  4. Step 4: Simplify right side
    584,133.20x = 447,562,136,975.36
  5. Step 5: Solve for x
    x = 447,562,136,975.36/584,133.20
  6. Step 6: Final answer
    x = 766,198.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.