Home / 588,920.40-812,649.12-330,826.32

Finding the Fourth Proportional to 588,920.40, 812,649.12 and 330,826.32

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Solution

The fourth proportional to 588,920.40, 812,649.12 and 330,826.32 is: 456,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,920.40 : 812,649.12 = 330,826.32 : x
  2. Step 2: Convert to fraction form
    588,920.40/812,649.12 = 330,826.32/x
  3. Step 3: Cross multiply
    588,920.40x = 812,649.12 × 330,826.32
  4. Step 4: Simplify right side
    588,920.40x = 268,845,717,820.84
  5. Step 5: Solve for x
    x = 268,845,717,820.84/588,920.40
  6. Step 6: Final answer
    x = 456,506.04

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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.