Home / 411,948.10-617,230.95-201,132.10

Finding the Fourth Proportional to 411,948.10, 617,230.95 and 201,132.10

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Solution

The fourth proportional to 411,948.10, 617,230.95 and 201,132.10 is: 301,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,948.10 : 617,230.95 = 201,132.10 : x
  2. Step 2: Convert to fraction form
    411,948.10/617,230.95 = 201,132.10/x
  3. Step 3: Cross multiply
    411,948.10x = 617,230.95 × 201,132.10
  4. Step 4: Simplify right side
    411,948.10x = 124,144,957,158.50
  5. Step 5: Solve for x
    x = 124,144,957,158.50/411,948.10
  6. Step 6: Final answer
    x = 301,360.67

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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.