Home / 527,235.90-790,321.32-207,612.06

Finding the Fourth Proportional to 527,235.90, 790,321.32 and 207,612.06

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Solution

The fourth proportional to 527,235.90, 790,321.32 and 207,612.06 is: 311,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,235.90 : 790,321.32 = 207,612.06 : x
  2. Step 2: Convert to fraction form
    527,235.90/790,321.32 = 207,612.06/x
  3. Step 3: Cross multiply
    527,235.90x = 790,321.32 × 207,612.06
  4. Step 4: Simplify right side
    527,235.90x = 164,080,237,307.12
  5. Step 5: Solve for x
    x = 164,080,237,307.12/527,235.90
  6. Step 6: Final answer
    x = 311,208.39

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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.