Home / 589,028.40-812,836.84-359,968.76

Finding the Fourth Proportional to 589,028.40, 812,836.84 and 359,968.76

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Solution

The fourth proportional to 589,028.40, 812,836.84 and 359,968.76 is: 496,743.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,028.40 : 812,836.84 = 359,968.76 : x
  2. Step 2: Convert to fraction form
    589,028.40/812,836.84 = 359,968.76/x
  3. Step 3: Cross multiply
    589,028.40x = 812,836.84 × 359,968.76
  4. Step 4: Simplify right side
    589,028.40x = 292,595,869,377.12
  5. Step 5: Solve for x
    x = 292,595,869,377.12/589,028.40
  6. Step 6: Final answer
    x = 496,743.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.