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Finding the Fourth Proportional to 598,412.70, 895,869.45 and 580,916.70

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Solution

The fourth proportional to 598,412.70, 895,869.45 and 580,916.70 is: 869,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,412.70 : 895,869.45 = 580,916.70 : x
  2. Step 2: Convert to fraction form
    598,412.70/895,869.45 = 580,916.70/x
  3. Step 3: Cross multiply
    598,412.70x = 895,869.45 × 580,916.70
  4. Step 4: Simplify right side
    598,412.70x = 520,425,524,524.82
  5. Step 5: Solve for x
    x = 520,425,524,524.82/598,412.70
  6. Step 6: Final answer
    x = 869,676.60

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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.