Home / 859,558.43-1,186,197.71-537,455.27

Finding the Fourth Proportional to 859,558.43, 1,186,197.71 and 537,455.27

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Solution

The fourth proportional to 859,558.43, 1,186,197.71 and 537,455.27 is: 741,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,558.43 : 1,186,197.71 = 537,455.27 : x
  2. Step 2: Convert to fraction form
    859,558.43/1,186,197.71 = 537,455.27/x
  3. Step 3: Cross multiply
    859,558.43x = 1,186,197.71 × 537,455.27
  4. Step 4: Simplify right side
    859,558.43x = 637,528,201,883.17
  5. Step 5: Solve for x
    x = 637,528,201,883.17/859,558.43
  6. Step 6: Final answer
    x = 741,692.69

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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.