Home / 895,050.09-1,235,626.72-690,642.14

Finding the Fourth Proportional to 895,050.09, 1,235,626.72 and 690,642.14

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Solution

The fourth proportional to 895,050.09, 1,235,626.72 and 690,642.14 is: 953,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,050.09 : 1,235,626.72 = 690,642.14 : x
  2. Step 2: Convert to fraction form
    895,050.09/1,235,626.72 = 690,642.14/x
  3. Step 3: Cross multiply
    895,050.09x = 1,235,626.72 × 690,642.14
  4. Step 4: Simplify right side
    895,050.09x = 853,375,874,237.24
  5. Step 5: Solve for x
    x = 853,375,874,237.24/895,050.09
  6. Step 6: Final answer
    x = 953,439.24

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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.