Home / 841,582.40-1,262,538.23-309,107.43

Finding the Fourth Proportional to 841,582.40, 1,262,538.23 and 309,107.43

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Solution

The fourth proportional to 841,582.40, 1,262,538.23 and 309,107.43 is: 463,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,582.40 : 1,262,538.23 = 309,107.43 : x
  2. Step 2: Convert to fraction form
    841,582.40/1,262,538.23 = 309,107.43/x
  3. Step 3: Cross multiply
    841,582.40x = 1,262,538.23 × 309,107.43
  4. Step 4: Simplify right side
    841,582.40x = 390,259,946,006.51
  5. Step 5: Solve for x
    x = 390,259,946,006.51/841,582.40
  6. Step 6: Final answer
    x = 463,721.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.