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Finding the Fourth Proportional to 249,226.95, 343,928.73 and 141,794.67

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Solution

The fourth proportional to 249,226.95, 343,928.73 and 141,794.67 is: 195,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,226.95 : 343,928.73 = 141,794.67 : x
  2. Step 2: Convert to fraction form
    249,226.95/343,928.73 = 141,794.67/x
  3. Step 3: Cross multiply
    249,226.95x = 343,928.73 × 141,794.67
  4. Step 4: Simplify right side
    249,226.95x = 48,767,260,773.87
  5. Step 5: Solve for x
    x = 48,767,260,773.87/249,226.95
  6. Step 6: Final answer
    x = 195,674.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.