Home / 589,017.71-812,823.11-359,958.22

Finding the Fourth Proportional to 589,017.71, 812,823.11 and 359,958.22

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Solution

The fourth proportional to 589,017.71, 812,823.11 and 359,958.22 is: 496,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,017.71 : 812,823.11 = 359,958.22 : x
  2. Step 2: Convert to fraction form
    589,017.71/812,823.11 = 359,958.22/x
  3. Step 3: Cross multiply
    589,017.71x = 812,823.11 × 359,958.22
  4. Step 4: Simplify right side
    589,017.71x = 292,582,353,986.56
  5. Step 5: Solve for x
    x = 292,582,353,986.56/589,017.71
  6. Step 6: Final answer
    x = 496,729.30

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Double scale
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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.