Home / 974,286.40-1,460,738.40-442,062.40

Finding the Fourth Proportional to 974,286.40, 1,460,738.40 and 442,062.40

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Solution

The fourth proportional to 974,286.40, 1,460,738.40 and 442,062.40 is: 662,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,286.40 : 1,460,738.40 = 442,062.40 : x
  2. Step 2: Convert to fraction form
    974,286.40/1,460,738.40 = 442,062.40/x
  3. Step 3: Cross multiply
    974,286.40x = 1,460,738.40 × 442,062.40
  4. Step 4: Simplify right side
    974,286.40x = 645,737,522,876.16
  5. Step 5: Solve for x
    x = 645,737,522,876.16/974,286.40
  6. Step 6: Final answer
    x = 662,779.98

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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.