Home / 351,106.60-526,886.70-193,448.20

Finding the Fourth Proportional to 351,106.60, 526,886.70 and 193,448.20

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Solution

The fourth proportional to 351,106.60, 526,886.70 and 193,448.20 is: 290,297.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,106.60 : 526,886.70 = 193,448.20 : x
  2. Step 2: Convert to fraction form
    351,106.60/526,886.70 = 193,448.20/x
  3. Step 3: Cross multiply
    351,106.60x = 526,886.70 × 193,448.20
  4. Step 4: Simplify right side
    351,106.60x = 101,925,283,718.94
  5. Step 5: Solve for x
    x = 101,925,283,718.94/351,106.60
  6. Step 6: Final answer
    x = 290,297.26

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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.