Home / 351,206.80-526,810.20-173,838.40

Finding the Fourth Proportional to 351,206.80, 526,810.20 and 173,838.40

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Solution

The fourth proportional to 351,206.80, 526,810.20 and 173,838.40 is: 260,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,206.80 : 526,810.20 = 173,838.40 : x
  2. Step 2: Convert to fraction form
    351,206.80/526,810.20 = 173,838.40/x
  3. Step 3: Cross multiply
    351,206.80x = 526,810.20 × 173,838.40
  4. Step 4: Simplify right side
    351,206.80x = 91,579,842,271.68
  5. Step 5: Solve for x
    x = 91,579,842,271.68/351,206.80
  6. Step 6: Final answer
    x = 260,757.60

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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.