Home / 698,492.16-1,047,709.08-199,856.16

Finding the Fourth Proportional to 698,492.16, 1,047,709.08 and 199,856.16

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Solution

The fourth proportional to 698,492.16, 1,047,709.08 and 199,856.16 is: 299,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,492.16 : 1,047,709.08 = 199,856.16 : x
  2. Step 2: Convert to fraction form
    698,492.16/1,047,709.08 = 199,856.16/x
  3. Step 3: Cross multiply
    698,492.16x = 1,047,709.08 × 199,856.16
  4. Step 4: Simplify right side
    698,492.16x = 209,391,113,525.93
  5. Step 5: Solve for x
    x = 209,391,113,525.93/698,492.16
  6. Step 6: Final answer
    x = 299,775.90

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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.