Home / 357,876.06-493,868.79-196,741.50

Finding the Fourth Proportional to 357,876.06, 493,868.79 and 196,741.50

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Solution

The fourth proportional to 357,876.06, 493,868.79 and 196,741.50 is: 271,503.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,876.06 : 493,868.79 = 196,741.50 : x
  2. Step 2: Convert to fraction form
    357,876.06/493,868.79 = 196,741.50/x
  3. Step 3: Cross multiply
    357,876.06x = 493,868.79 × 196,741.50
  4. Step 4: Simplify right side
    357,876.06x = 97,164,486,547.79
  5. Step 5: Solve for x
    x = 97,164,486,547.79/357,876.06
  6. Step 6: Final answer
    x = 271,503.18

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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.