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Finding the Fourth Proportional to 467,271.80, 700,897.61 and 130,303.48

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Solution

The fourth proportional to 467,271.80, 700,897.61 and 130,303.48 is: 195,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,271.80 : 700,897.61 = 130,303.48 : x
  2. Step 2: Convert to fraction form
    467,271.80/700,897.61 = 130,303.48/x
  3. Step 3: Cross multiply
    467,271.80x = 700,897.61 × 130,303.48
  4. Step 4: Simplify right side
    467,271.80x = 91,329,395,302.92
  5. Step 5: Solve for x
    x = 91,329,395,302.92/467,271.80
  6. Step 6: Final answer
    x = 195,452.40

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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.