Home / 859,495.92-1,186,141.27-477,522.70

Finding the Fourth Proportional to 859,495.92, 1,186,141.27 and 477,522.70

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Solution

The fourth proportional to 859,495.92, 1,186,141.27 and 477,522.70 is: 659,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,495.92 : 1,186,141.27 = 477,522.70 : x
  2. Step 2: Convert to fraction form
    859,495.92/1,186,141.27 = 477,522.70/x
  3. Step 3: Cross multiply
    859,495.92x = 1,186,141.27 × 477,522.70
  4. Step 4: Simplify right side
    859,495.92x = 566,409,373,513.51
  5. Step 5: Solve for x
    x = 566,409,373,513.51/859,495.92
  6. Step 6: Final answer
    x = 659,001.82

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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.