Home / 358,582.58-537,702.35-208,865.55

Finding the Fourth Proportional to 358,582.58, 537,702.35 and 208,865.55

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Solution

The fourth proportional to 358,582.58, 537,702.35 and 208,865.55 is: 313,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,582.58 : 537,702.35 = 208,865.55 : x
  2. Step 2: Convert to fraction form
    358,582.58/537,702.35 = 208,865.55/x
  3. Step 3: Cross multiply
    358,582.58x = 537,702.35 × 208,865.55
  4. Step 4: Simplify right side
    358,582.58x = 112,307,496,024.72
  5. Step 5: Solve for x
    x = 112,307,496,024.72/358,582.58
  6. Step 6: Final answer
    x = 313,198.42

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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.