Home / 859,033.81-1,185,434.18-477,085.20

Finding the Fourth Proportional to 859,033.81, 1,185,434.18 and 477,085.20

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Solution

The fourth proportional to 859,033.81, 1,185,434.18 and 477,085.20 is: 658,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,033.81 : 1,185,434.18 = 477,085.20 : x
  2. Step 2: Convert to fraction form
    859,033.81/1,185,434.18 = 477,085.20/x
  3. Step 3: Cross multiply
    859,033.81x = 1,185,434.18 × 477,085.20
  4. Step 4: Simplify right side
    859,033.81x = 565,553,102,486.24
  5. Step 5: Solve for x
    x = 565,553,102,486.24/859,033.81
  6. Step 6: Final answer
    x = 658,359.54

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Double scale
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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.