Home / 698,710.77-1,048,115.99-186,373.04

Finding the Fourth Proportional to 698,710.77, 1,048,115.99 and 186,373.04

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Solution

The fourth proportional to 698,710.77, 1,048,115.99 and 186,373.04 is: 279,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,710.77 : 1,048,115.99 = 186,373.04 : x
  2. Step 2: Convert to fraction form
    698,710.77/1,048,115.99 = 186,373.04/x
  3. Step 3: Cross multiply
    698,710.77x = 1,048,115.99 × 186,373.04
  4. Step 4: Simplify right side
    698,710.77x = 195,340,563,328.91
  5. Step 5: Solve for x
    x = 195,340,563,328.91/698,710.77
  6. Step 6: Final answer
    x = 279,572.85

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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.