Home / 740,115.08-1,021,367.17-434,196.67

Finding the Fourth Proportional to 740,115.08, 1,021,367.17 and 434,196.67

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Solution

The fourth proportional to 740,115.08, 1,021,367.17 and 434,196.67 is: 599,196.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,115.08 : 1,021,367.17 = 434,196.67 : x
  2. Step 2: Convert to fraction form
    740,115.08/1,021,367.17 = 434,196.67/x
  3. Step 3: Cross multiply
    740,115.08x = 1,021,367.17 × 434,196.67
  4. Step 4: Simplify right side
    740,115.08x = 443,474,224,061.32
  5. Step 5: Solve for x
    x = 443,474,224,061.32/740,115.08
  6. Step 6: Final answer
    x = 599,196.31

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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.