Home / 570,974.60-856,461.90-334,584.20

Finding the Fourth Proportional to 570,974.60, 856,461.90 and 334,584.20

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Solution

The fourth proportional to 570,974.60, 856,461.90 and 334,584.20 is: 501,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,974.60 : 856,461.90 = 334,584.20 : x
  2. Step 2: Convert to fraction form
    570,974.60/856,461.90 = 334,584.20/x
  3. Step 3: Cross multiply
    570,974.60x = 856,461.90 × 334,584.20
  4. Step 4: Simplify right side
    570,974.60x = 286,558,619,641.98
  5. Step 5: Solve for x
    x = 286,558,619,641.98/570,974.60
  6. Step 6: Final answer
    x = 501,876.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.