Home / 959,714.98-1,439,568.37-390,969.23

Finding the Fourth Proportional to 959,714.98, 1,439,568.37 and 390,969.23

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Solution

The fourth proportional to 959,714.98, 1,439,568.37 and 390,969.23 is: 586,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,714.98 : 1,439,568.37 = 390,969.23 : x
  2. Step 2: Convert to fraction form
    959,714.98/1,439,568.37 = 390,969.23/x
  3. Step 3: Cross multiply
    959,714.98x = 1,439,568.37 × 390,969.23
  4. Step 4: Simplify right side
    959,714.98x = 562,826,939,639.30
  5. Step 5: Solve for x
    x = 562,826,939,639.30/959,714.98
  6. Step 6: Final answer
    x = 586,452.18

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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.