Home / 692,521.08-1,039,176.24-553,165.44

Finding the Fourth Proportional to 692,521.08, 1,039,176.24 and 553,165.44

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Solution

The fourth proportional to 692,521.08, 1,039,176.24 and 553,165.44 is: 830,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,521.08 : 1,039,176.24 = 553,165.44 : x
  2. Step 2: Convert to fraction form
    692,521.08/1,039,176.24 = 553,165.44/x
  3. Step 3: Cross multiply
    692,521.08x = 1,039,176.24 × 553,165.44
  4. Step 4: Simplify right side
    692,521.08x = 574,836,382,037.15
  5. Step 5: Solve for x
    x = 574,836,382,037.15/692,521.08
  6. Step 6: Final answer
    x = 830,063.37

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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.