Home / 306,567.04-423,072.26-191,808.92

Finding the Fourth Proportional to 306,567.04, 423,072.26 and 191,808.92

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Solution

The fourth proportional to 306,567.04, 423,072.26 and 191,808.92 is: 264,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,567.04 : 423,072.26 = 191,808.92 : x
  2. Step 2: Convert to fraction form
    306,567.04/423,072.26 = 191,808.92/x
  3. Step 3: Cross multiply
    306,567.04x = 423,072.26 × 191,808.92
  4. Step 4: Simplify right side
    306,567.04x = 81,149,033,272.56
  5. Step 5: Solve for x
    x = 81,149,033,272.56/306,567.04
  6. Step 6: Final answer
    x = 264,702.41

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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.