Home / 389,226.60-537,041.09-236,261.03

Finding the Fourth Proportional to 389,226.60, 537,041.09 and 236,261.03

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Solution

The fourth proportional to 389,226.60, 537,041.09 and 236,261.03 is: 325,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,226.60 : 537,041.09 = 236,261.03 : x
  2. Step 2: Convert to fraction form
    389,226.60/537,041.09 = 236,261.03/x
  3. Step 3: Cross multiply
    389,226.60x = 537,041.09 × 236,261.03
  4. Step 4: Simplify right side
    389,226.60x = 126,881,878,981.17
  5. Step 5: Solve for x
    x = 126,881,878,981.17/389,226.60
  6. Step 6: Final answer
    x = 325,984.60

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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.