Home / 714,754.24-986,291.04-412,941.76

Finding the Fourth Proportional to 714,754.24, 986,291.04 and 412,941.76

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Solution

The fourth proportional to 714,754.24, 986,291.04 and 412,941.76 is: 569,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,754.24 : 986,291.04 = 412,941.76 : x
  2. Step 2: Convert to fraction form
    714,754.24/986,291.04 = 412,941.76/x
  3. Step 3: Cross multiply
    714,754.24x = 986,291.04 × 412,941.76
  4. Step 4: Simplify right side
    714,754.24x = 407,280,757,929.83
  5. Step 5: Solve for x
    x = 407,280,757,929.83/714,754.24
  6. Step 6: Final answer
    x = 569,819.30

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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.