Home / 993,653.70-1,490,480.55-573,749.70

Finding the Fourth Proportional to 993,653.70, 1,490,480.55 and 573,749.70

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Solution

The fourth proportional to 993,653.70, 1,490,480.55 and 573,749.70 is: 860,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,653.70 : 1,490,480.55 = 573,749.70 : x
  2. Step 2: Convert to fraction form
    993,653.70/1,490,480.55 = 573,749.70/x
  3. Step 3: Cross multiply
    993,653.70x = 1,490,480.55 × 573,749.70
  4. Step 4: Simplify right side
    993,653.70x = 855,162,768,418.34
  5. Step 5: Solve for x
    x = 855,162,768,418.34/993,653.70
  6. Step 6: Final answer
    x = 860,624.55

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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.