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Finding the Fourth Proportional to 653,647.41, 980,527.59 and 180,332.77

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Solution

The fourth proportional to 653,647.41, 980,527.59 and 180,332.77 is: 270,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,647.41 : 980,527.59 = 180,332.77 : x
  2. Step 2: Convert to fraction form
    653,647.41/980,527.59 = 180,332.77/x
  3. Step 3: Cross multiply
    653,647.41x = 980,527.59 × 180,332.77
  4. Step 4: Simplify right side
    653,647.41x = 176,821,256,366.12
  5. Step 5: Solve for x
    x = 176,821,256,366.12/653,647.41
  6. Step 6: Final answer
    x = 270,514.74

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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.