Home / 369,820.68-554,225.58-201,120.36

Finding the Fourth Proportional to 369,820.68, 554,225.58 and 201,120.36

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Solution

The fourth proportional to 369,820.68, 554,225.58 and 201,120.36 is: 301,405.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,820.68 : 554,225.58 = 201,120.36 : x
  2. Step 2: Convert to fraction form
    369,820.68/554,225.58 = 201,120.36/x
  3. Step 3: Cross multiply
    369,820.68x = 554,225.58 × 201,120.36
  4. Step 4: Simplify right side
    369,820.68x = 111,466,048,170.81
  5. Step 5: Solve for x
    x = 111,466,048,170.81/369,820.68
  6. Step 6: Final answer
    x = 301,405.67

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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.