Home / 697,155.16-1,045,623.36-191,754.04

Finding the Fourth Proportional to 697,155.16, 1,045,623.36 and 191,754.04

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Solution

The fourth proportional to 697,155.16, 1,045,623.36 and 191,754.04 is: 287,600.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,155.16 : 1,045,623.36 = 191,754.04 : x
  2. Step 2: Convert to fraction form
    697,155.16/1,045,623.36 = 191,754.04/x
  3. Step 3: Cross multiply
    697,155.16x = 1,045,623.36 × 191,754.04
  4. Step 4: Simplify right side
    697,155.16x = 200,502,503,598.37
  5. Step 5: Solve for x
    x = 200,502,503,598.37/697,155.16
  6. Step 6: Final answer
    x = 287,600.97

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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.