Home / 626,357.99-939,076.94-199,648.16

Finding the Fourth Proportional to 626,357.99, 939,076.94 and 199,648.16

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Solution

The fourth proportional to 626,357.99, 939,076.94 and 199,648.16 is: 299,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,357.99 : 939,076.94 = 199,648.16 : x
  2. Step 2: Convert to fraction form
    626,357.99/939,076.94 = 199,648.16/x
  3. Step 3: Cross multiply
    626,357.99x = 939,076.94 × 199,648.16
  4. Step 4: Simplify right side
    626,357.99x = 187,484,977,475.81
  5. Step 5: Solve for x
    x = 187,484,977,475.81/626,357.99
  6. Step 6: Final answer
    x = 299,325.60

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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.