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Finding the Fourth Proportional to 295,554.85, 407,708.08 and 180,889.07

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Solution

The fourth proportional to 295,554.85, 407,708.08 and 180,889.07 is: 249,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,554.85 : 407,708.08 = 180,889.07 : x
  2. Step 2: Convert to fraction form
    295,554.85/407,708.08 = 180,889.07/x
  3. Step 3: Cross multiply
    295,554.85x = 407,708.08 × 180,889.07
  4. Step 4: Simplify right side
    295,554.85x = 73,749,932,931.92
  5. Step 5: Solve for x
    x = 73,749,932,931.92/295,554.85
  6. Step 6: Final answer
    x = 249,530.45

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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.