Home / 319,926.42-441,492.93-176,688.18

Finding the Fourth Proportional to 319,926.42, 441,492.93 and 176,688.18

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Solution

The fourth proportional to 319,926.42, 441,492.93 and 176,688.18 is: 243,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,926.42 : 441,492.93 = 176,688.18 : x
  2. Step 2: Convert to fraction form
    319,926.42/441,492.93 = 176,688.18/x
  3. Step 3: Cross multiply
    319,926.42x = 441,492.93 × 176,688.18
  4. Step 4: Simplify right side
    319,926.42x = 78,006,582,284.57
  5. Step 5: Solve for x
    x = 78,006,582,284.57/319,926.42
  6. Step 6: Final answer
    x = 243,826.63

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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.