Home / 413,717.20-571,004.04-243,941.20

Finding the Fourth Proportional to 413,717.20, 571,004.04 and 243,941.20

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Solution

The fourth proportional to 413,717.20, 571,004.04 and 243,941.20 is: 336,682.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,717.20 : 571,004.04 = 243,941.20 : x
  2. Step 2: Convert to fraction form
    413,717.20/571,004.04 = 243,941.20/x
  3. Step 3: Cross multiply
    413,717.20x = 571,004.04 × 243,941.20
  4. Step 4: Simplify right side
    413,717.20x = 139,291,410,722.45
  5. Step 5: Solve for x
    x = 139,291,410,722.45/413,717.20
  6. Step 6: Final answer
    x = 336,682.67

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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.