Home / 651,823.80-977,808.60-202,541.10

Finding the Fourth Proportional to 651,823.80, 977,808.60 and 202,541.10

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Solution

The fourth proportional to 651,823.80, 977,808.60 and 202,541.10 is: 303,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,823.80 : 977,808.60 = 202,541.10 : x
  2. Step 2: Convert to fraction form
    651,823.80/977,808.60 = 202,541.10/x
  3. Step 3: Cross multiply
    651,823.80x = 977,808.60 × 202,541.10
  4. Step 4: Simplify right side
    651,823.80x = 198,046,429,433.46
  5. Step 5: Solve for x
    x = 198,046,429,433.46/651,823.80
  6. Step 6: Final answer
    x = 303,834.30

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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.