Home / 589,023.40-812,856.18-334,378.84

Finding the Fourth Proportional to 589,023.40, 812,856.18 and 334,378.84

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Solution

The fourth proportional to 589,023.40, 812,856.18 and 334,378.84 is: 461,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,023.40 : 812,856.18 = 334,378.84 : x
  2. Step 2: Convert to fraction form
    589,023.40/812,856.18 = 334,378.84/x
  3. Step 3: Cross multiply
    589,023.40x = 812,856.18 × 334,378.84
  4. Step 4: Simplify right side
    589,023.40x = 271,801,906,555.23
  5. Step 5: Solve for x
    x = 271,801,906,555.23/589,023.40
  6. Step 6: Final answer
    x = 461,445.01

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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.