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Finding the Fourth Proportional to 249,099.81, 343,667.91 and 191,756.67

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Solution

The fourth proportional to 249,099.81, 343,667.91 and 191,756.67 is: 264,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,099.81 : 343,667.91 = 191,756.67 : x
  2. Step 2: Convert to fraction form
    249,099.81/343,667.91 = 191,756.67/x
  3. Step 3: Cross multiply
    249,099.81x = 343,667.91 × 191,756.67
  4. Step 4: Simplify right side
    249,099.81x = 65,900,614,007.46
  5. Step 5: Solve for x
    x = 65,900,614,007.46/249,099.81
  6. Step 6: Final answer
    x = 264,555.06

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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.