Home / 1,093,705.40-1,640,339.40-525,085.40

Finding the Fourth Proportional to 1,093,705.40, 1,640,339.40 and 525,085.40

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Solution

The fourth proportional to 1,093,705.40, 1,640,339.40 and 525,085.40 is: 787,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,705.40 : 1,640,339.40 = 525,085.40 : x
  2. Step 2: Convert to fraction form
    1,093,705.40/1,640,339.40 = 525,085.40/x
  3. Step 3: Cross multiply
    1,093,705.40x = 1,640,339.40 × 525,085.40
  4. Step 4: Simplify right side
    1,093,705.40x = 861,318,269,984.76
  5. Step 5: Solve for x
    x = 861,318,269,984.76/1,093,705.40
  6. Step 6: Final answer
    x = 787,523.10

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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.