Home / 743,170.06-1,115,050.47-237,808.90

Finding the Fourth Proportional to 743,170.06, 1,115,050.47 and 237,808.90

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Solution

The fourth proportional to 743,170.06, 1,115,050.47 and 237,808.90 is: 356,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,170.06 : 1,115,050.47 = 237,808.90 : x
  2. Step 2: Convert to fraction form
    743,170.06/1,115,050.47 = 237,808.90/x
  3. Step 3: Cross multiply
    743,170.06x = 1,115,050.47 × 237,808.90
  4. Step 4: Simplify right side
    743,170.06x = 265,168,925,715.18
  5. Step 5: Solve for x
    x = 265,168,925,715.18/743,170.06
  6. Step 6: Final answer
    x = 356,807.87

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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.