Home / 349,829.40-524,873.70-336,869.40

Finding the Fourth Proportional to 349,829.40, 524,873.70 and 336,869.40

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Solution

The fourth proportional to 349,829.40, 524,873.70 and 336,869.40 is: 505,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,829.40 : 524,873.70 = 336,869.40 : x
  2. Step 2: Convert to fraction form
    349,829.40/524,873.70 = 336,869.40/x
  3. Step 3: Cross multiply
    349,829.40x = 524,873.70 × 336,869.40
  4. Step 4: Simplify right side
    349,829.40x = 176,813,888,394.78
  5. Step 5: Solve for x
    x = 176,813,888,394.78/349,829.40
  6. Step 6: Final answer
    x = 505,428.90

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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.