Home / 527,259.58-790,725.75-190,256.47

Finding the Fourth Proportional to 527,259.58, 790,725.75 and 190,256.47

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Solution

The fourth proportional to 527,259.58, 790,725.75 and 190,256.47 is: 285,325.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,259.58 : 790,725.75 = 190,256.47 : x
  2. Step 2: Convert to fraction form
    527,259.58/790,725.75 = 190,256.47/x
  3. Step 3: Cross multiply
    527,259.58x = 790,725.75 × 190,256.47
  4. Step 4: Simplify right side
    527,259.58x = 150,440,689,933.10
  5. Step 5: Solve for x
    x = 150,440,689,933.10/527,259.58
  6. Step 6: Final answer
    x = 285,325.66

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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.