Home / 1,781,343.32-2,671,992.28-433,508.20

Finding the Fourth Proportional to 1,781,343.32, 2,671,992.28 and 433,508.20

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Solution

The fourth proportional to 1,781,343.32, 2,671,992.28 and 433,508.20 is: 650,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,343.32 : 2,671,992.28 = 433,508.20 : x
  2. Step 2: Convert to fraction form
    1,781,343.32/2,671,992.28 = 433,508.20/x
  3. Step 3: Cross multiply
    1,781,343.32x = 2,671,992.28 × 433,508.20
  4. Step 4: Simplify right side
    1,781,343.32x = 1,158,330,563,716.70
  5. Step 5: Solve for x
    x = 1,158,330,563,716.70/1,781,343.32
  6. Step 6: Final answer
    x = 650,256.78

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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.