Home / 856,640.07-1,182,170.30-474,673.23

Finding the Fourth Proportional to 856,640.07, 1,182,170.30 and 474,673.23

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Solution

The fourth proportional to 856,640.07, 1,182,170.30 and 474,673.23 is: 655,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,640.07 : 1,182,170.30 = 474,673.23 : x
  2. Step 2: Convert to fraction form
    856,640.07/1,182,170.30 = 474,673.23/x
  3. Step 3: Cross multiply
    856,640.07x = 1,182,170.30 × 474,673.23
  4. Step 4: Simplify right side
    856,640.07x = 561,144,592,337.70
  5. Step 5: Solve for x
    x = 561,144,592,337.70/856,640.07
  6. Step 6: Final answer
    x = 655,052.94

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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.