Home / 313,926.32-470,426.30-185,710

Finding the Fourth Proportional to 313,926.32, 470,426.30 and 185,710

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Solution

The fourth proportional to 313,926.32, 470,426.30 and 185,710 is: 278,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,926.32 : 470,426.30 = 185,710 : x
  2. Step 2: Convert to fraction form
    313,926.32/470,426.30 = 185,710/x
  3. Step 3: Cross multiply
    313,926.32x = 470,426.30 × 185,710
  4. Step 4: Simplify right side
    313,926.32x = 87,362,868,173
  5. Step 5: Solve for x
    x = 87,362,868,173/313,926.32
  6. Step 6: Final answer
    x = 278,291.00

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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.