Home / 219,211.20-328,816.80-174,924.45

Finding the Fourth Proportional to 219,211.20, 328,816.80 and 174,924.45

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Solution

The fourth proportional to 219,211.20, 328,816.80 and 174,924.45 is: 262,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,211.20 : 328,816.80 = 174,924.45 : x
  2. Step 2: Convert to fraction form
    219,211.20/328,816.80 = 174,924.45/x
  3. Step 3: Cross multiply
    219,211.20x = 328,816.80 × 174,924.45
  4. Step 4: Simplify right side
    219,211.20x = 57,518,097,890.76
  5. Step 5: Solve for x
    x = 57,518,097,890.76/219,211.20
  6. Step 6: Final answer
    x = 262,386.68

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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.