Home / 615,926.42-923,891.77-189,459.35

Finding the Fourth Proportional to 615,926.42, 923,891.77 and 189,459.35

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Solution

The fourth proportional to 615,926.42, 923,891.77 and 189,459.35 is: 284,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,926.42 : 923,891.77 = 189,459.35 : x
  2. Step 2: Convert to fraction form
    615,926.42/923,891.77 = 189,459.35/x
  3. Step 3: Cross multiply
    615,926.42x = 923,891.77 × 189,459.35
  4. Step 4: Simplify right side
    615,926.42x = 175,039,929,595.09
  5. Step 5: Solve for x
    x = 175,039,929,595.09/615,926.42
  6. Step 6: Final answer
    x = 284,189.68

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1.5x scale

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.