Home / 637,826.80-955,559.40-371,714.80

Finding the Fourth Proportional to 637,826.80, 955,559.40 and 371,714.80

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Solution

The fourth proportional to 637,826.80, 955,559.40 and 371,714.80 is: 556,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,826.80 : 955,559.40 = 371,714.80 : x
  2. Step 2: Convert to fraction form
    637,826.80/955,559.40 = 371,714.80/x
  3. Step 3: Cross multiply
    637,826.80x = 955,559.40 × 371,714.80
  4. Step 4: Simplify right side
    637,826.80x = 355,195,571,259.12
  5. Step 5: Solve for x
    x = 355,195,571,259.12/637,826.80
  6. Step 6: Final answer
    x = 556,884.05

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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.