Home / 648,600.06-895,000.19-376,614.93

Finding the Fourth Proportional to 648,600.06, 895,000.19 and 376,614.93

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Solution

The fourth proportional to 648,600.06, 895,000.19 and 376,614.93 is: 519,689.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,600.06 : 895,000.19 = 376,614.93 : x
  2. Step 2: Convert to fraction form
    648,600.06/895,000.19 = 376,614.93/x
  3. Step 3: Cross multiply
    648,600.06x = 895,000.19 × 376,614.93
  4. Step 4: Simplify right side
    648,600.06x = 337,070,435,380.01
  5. Step 5: Solve for x
    x = 337,070,435,380.01/648,600.06
  6. Step 6: Final answer
    x = 519,689.18

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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.