Home / 1,211,750.70-1,817,712.45-370,301.10

Finding the Fourth Proportional to 1,211,750.70, 1,817,712.45 and 370,301.10

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Solution

The fourth proportional to 1,211,750.70, 1,817,712.45 and 370,301.10 is: 555,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,750.70 : 1,817,712.45 = 370,301.10 : x
  2. Step 2: Convert to fraction form
    1,211,750.70/1,817,712.45 = 370,301.10/x
  3. Step 3: Cross multiply
    1,211,750.70x = 1,817,712.45 × 370,301.10
  4. Step 4: Simplify right side
    1,211,750.70x = 673,100,919,718.70
  5. Step 5: Solve for x
    x = 673,100,919,718.70/1,211,750.70
  6. Step 6: Final answer
    x = 555,478.05

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1.5x scale

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.