Home / 859,495.42-1,186,140.58-477,522.20

Finding the Fourth Proportional to 859,495.42, 1,186,140.58 and 477,522.20

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Solution

The fourth proportional to 859,495.42, 1,186,140.58 and 477,522.20 is: 659,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,495.42 : 1,186,140.58 = 477,522.20 : x
  2. Step 2: Convert to fraction form
    859,495.42/1,186,140.58 = 477,522.20/x
  3. Step 3: Cross multiply
    859,495.42x = 1,186,140.58 × 477,522.20
  4. Step 4: Simplify right side
    859,495.42x = 566,408,450,952.56
  5. Step 5: Solve for x
    x = 566,408,450,952.56/859,495.42
  6. Step 6: Final answer
    x = 659,001.13

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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.