Home / 709,773.64-1,063,774.48-354,889.16

Finding the Fourth Proportional to 709,773.64, 1,063,774.48 and 354,889.16

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Solution

The fourth proportional to 709,773.64, 1,063,774.48 and 354,889.16 is: 531,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,773.64 : 1,063,774.48 = 354,889.16 : x
  2. Step 2: Convert to fraction form
    709,773.64/1,063,774.48 = 354,889.16/x
  3. Step 3: Cross multiply
    709,773.64x = 1,063,774.48 × 354,889.16
  4. Step 4: Simplify right side
    709,773.64x = 377,522,031,636.64
  5. Step 5: Solve for x
    x = 377,522,031,636.64/709,773.64
  6. Step 6: Final answer
    x = 531,890.75

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Double scale
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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.