Home / 385,118.24-577,961.12-182,715.08

Finding the Fourth Proportional to 385,118.24, 577,961.12 and 182,715.08

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Solution

The fourth proportional to 385,118.24, 577,961.12 and 182,715.08 is: 274,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,118.24 : 577,961.12 = 182,715.08 : x
  2. Step 2: Convert to fraction form
    385,118.24/577,961.12 = 182,715.08/x
  3. Step 3: Cross multiply
    385,118.24x = 577,961.12 × 182,715.08
  4. Step 4: Simplify right side
    385,118.24x = 105,602,212,277.69
  5. Step 5: Solve for x
    x = 105,602,212,277.69/385,118.24
  6. Step 6: Final answer
    x = 274,207.25

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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.