Home / 1,490,761.60-2,236,297.51-411,274.19

Finding the Fourth Proportional to 1,490,761.60, 2,236,297.51 and 411,274.19

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Solution

The fourth proportional to 1,490,761.60, 2,236,297.51 and 411,274.19 is: 616,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,761.60 : 2,236,297.51 = 411,274.19 : x
  2. Step 2: Convert to fraction form
    1,490,761.60/2,236,297.51 = 411,274.19/x
  3. Step 3: Cross multiply
    1,490,761.60x = 2,236,297.51 × 411,274.19
  4. Step 4: Simplify right side
    1,490,761.60x = 919,731,453,129.10
  5. Step 5: Solve for x
    x = 919,731,453,129.10/1,490,761.60
  6. Step 6: Final answer
    x = 616,954.08

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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.