Home / 649,586.57-895,984.67-423,538.25

Finding the Fourth Proportional to 649,586.57, 895,984.67 and 423,538.25

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Solution

The fourth proportional to 649,586.57, 895,984.67 and 423,538.25 is: 584,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,586.57 : 895,984.67 = 423,538.25 : x
  2. Step 2: Convert to fraction form
    649,586.57/895,984.67 = 423,538.25/x
  3. Step 3: Cross multiply
    649,586.57x = 895,984.67 × 423,538.25
  4. Step 4: Simplify right side
    649,586.57x = 379,483,775,737.55
  5. Step 5: Solve for x
    x = 379,483,775,737.55/649,586.57
  6. Step 6: Final answer
    x = 584,192.77

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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.