Home / 940,360.83-1,297,904.61-618,100.93

Finding the Fourth Proportional to 940,360.83, 1,297,904.61 and 618,100.93

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Solution

The fourth proportional to 940,360.83, 1,297,904.61 and 618,100.93 is: 853,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,360.83 : 1,297,904.61 = 618,100.93 : x
  2. Step 2: Convert to fraction form
    940,360.83/1,297,904.61 = 618,100.93/x
  3. Step 3: Cross multiply
    940,360.83x = 1,297,904.61 × 618,100.93
  4. Step 4: Simplify right side
    940,360.83x = 802,236,046,492.29
  5. Step 5: Solve for x
    x = 802,236,046,492.29/940,360.83
  6. Step 6: Final answer
    x = 853,115.12

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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.