Home / 816,085.55-1,143,700.75-816,085.55

Finding the Fourth Proportional to 816,085.55, 1,143,700.75 and 816,085.55

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Solution

The fourth proportional to 816,085.55, 1,143,700.75 and 816,085.55 is: 1,143,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,085.55 : 1,143,700.75 = 816,085.55 : x
  2. Step 2: Convert to fraction form
    816,085.55/1,143,700.75 = 816,085.55/x
  3. Step 3: Cross multiply
    816,085.55x = 1,143,700.75 × 816,085.55
  4. Step 4: Simplify right side
    816,085.55x = 933,357,655,599.16
  5. Step 5: Solve for x
    x = 933,357,655,599.16/816,085.55
  6. Step 6: Final answer
    x = 1,143,700.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.