Home / 651,643.30-977,537.85-202,360.60

Finding the Fourth Proportional to 651,643.30, 977,537.85 and 202,360.60

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Solution

The fourth proportional to 651,643.30, 977,537.85 and 202,360.60 is: 303,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,643.30 : 977,537.85 = 202,360.60 : x
  2. Step 2: Convert to fraction form
    651,643.30/977,537.85 = 202,360.60/x
  3. Step 3: Cross multiply
    651,643.30x = 977,537.85 × 202,360.60
  4. Step 4: Simplify right side
    651,643.30x = 197,815,145,848.71
  5. Step 5: Solve for x
    x = 197,815,145,848.71/651,643.30
  6. Step 6: Final answer
    x = 303,563.54

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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.