Home / 413,277.92-619,835.26-113,681.20

Finding the Fourth Proportional to 413,277.92, 619,835.26 and 113,681.20

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Solution

The fourth proportional to 413,277.92, 619,835.26 and 113,681.20 is: 170,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,277.92 : 619,835.26 = 113,681.20 : x
  2. Step 2: Convert to fraction form
    413,277.92/619,835.26 = 113,681.20/x
  3. Step 3: Cross multiply
    413,277.92x = 619,835.26 × 113,681.20
  4. Step 4: Simplify right side
    413,277.92x = 70,463,616,159.11
  5. Step 5: Solve for x
    x = 70,463,616,159.11/413,277.92
  6. Step 6: Final answer
    x = 170,499.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.