Home / 895,180.41-1,235,364.72-487,293.98

Finding the Fourth Proportional to 895,180.41, 1,235,364.72 and 487,293.98

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Solution

The fourth proportional to 895,180.41, 1,235,364.72 and 487,293.98 is: 672,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,180.41 : 1,235,364.72 = 487,293.98 : x
  2. Step 2: Convert to fraction form
    895,180.41/1,235,364.72 = 487,293.98/x
  3. Step 3: Cross multiply
    895,180.41x = 1,235,364.72 × 487,293.98
  4. Step 4: Simplify right side
    895,180.41x = 601,985,783,156.21
  5. Step 5: Solve for x
    x = 601,985,783,156.21/895,180.41
  6. Step 6: Final answer
    x = 672,474.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.