Home / 651,664.60-977,649.90-202,362.28

Finding the Fourth Proportional to 651,664.60, 977,649.90 and 202,362.28

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Solution

The fourth proportional to 651,664.60, 977,649.90 and 202,362.28 is: 303,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,664.60 : 977,649.90 = 202,362.28 : x
  2. Step 2: Convert to fraction form
    651,664.60/977,649.90 = 202,362.28/x
  3. Step 3: Cross multiply
    651,664.60x = 977,649.90 × 202,362.28
  4. Step 4: Simplify right side
    651,664.60x = 197,839,462,805.77
  5. Step 5: Solve for x
    x = 197,839,462,805.77/651,664.60
  6. Step 6: Final answer
    x = 303,590.93

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1.5x scale

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.