Home / 617,828.60-926,729.22-168,541.40

Finding the Fourth Proportional to 617,828.60, 926,729.22 and 168,541.40

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Solution

The fourth proportional to 617,828.60, 926,729.22 and 168,541.40 is: 252,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,828.60 : 926,729.22 = 168,541.40 : x
  2. Step 2: Convert to fraction form
    617,828.60/926,729.22 = 168,541.40/x
  3. Step 3: Cross multiply
    617,828.60x = 926,729.22 × 168,541.40
  4. Step 4: Simplify right side
    617,828.60x = 156,192,240,159.71
  5. Step 5: Solve for x
    x = 156,192,240,159.71/617,828.60
  6. Step 6: Final answer
    x = 252,808.37

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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.