Home / 651,822-977,546.18-196,457.31

Finding the Fourth Proportional to 651,822, 977,546.18 and 196,457.31

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Solution

The fourth proportional to 651,822, 977,546.18 and 196,457.31 is: 294,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,822 : 977,546.18 = 196,457.31 : x
  2. Step 2: Convert to fraction form
    651,822/977,546.18 = 196,457.31/x
  3. Step 3: Cross multiply
    651,822x = 977,546.18 × 196,457.31
  4. Step 4: Simplify right side
    651,822x = 192,046,091,941.29
  5. Step 5: Solve for x
    x = 192,046,091,941.29/651,822
  6. Step 6: Final answer
    x = 294,629.66

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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.