Home / 692,216.10-1,036,250.55-411,588.90

Finding the Fourth Proportional to 692,216.10, 1,036,250.55 and 411,588.90

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Solution

The fourth proportional to 692,216.10, 1,036,250.55 and 411,588.90 is: 616,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,216.10 : 1,036,250.55 = 411,588.90 : x
  2. Step 2: Convert to fraction form
    692,216.10/1,036,250.55 = 411,588.90/x
  3. Step 3: Cross multiply
    692,216.10x = 1,036,250.55 × 411,588.90
  4. Step 4: Simplify right side
    692,216.10x = 426,509,223,998.90
  5. Step 5: Solve for x
    x = 426,509,223,998.90/692,216.10
  6. Step 6: Final answer
    x = 616,150.40

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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.