Home / 674,947.50-931,446.99-373,160.94

Finding the Fourth Proportional to 674,947.50, 931,446.99 and 373,160.94

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Solution

The fourth proportional to 674,947.50, 931,446.99 and 373,160.94 is: 514,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,947.50 : 931,446.99 = 373,160.94 : x
  2. Step 2: Convert to fraction form
    674,947.50/931,446.99 = 373,160.94/x
  3. Step 3: Cross multiply
    674,947.50x = 931,446.99 × 373,160.94
  4. Step 4: Simplify right side
    674,947.50x = 347,579,634,348.57
  5. Step 5: Solve for x
    x = 347,579,634,348.57/674,947.50
  6. Step 6: Final answer
    x = 514,972.85

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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.