Home / 943,360.88-1,301,861.34-513,664.52

Finding the Fourth Proportional to 943,360.88, 1,301,861.34 and 513,664.52

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Solution

The fourth proportional to 943,360.88, 1,301,861.34 and 513,664.52 is: 708,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,360.88 : 1,301,861.34 = 513,664.52 : x
  2. Step 2: Convert to fraction form
    943,360.88/1,301,861.34 = 513,664.52/x
  3. Step 3: Cross multiply
    943,360.88x = 1,301,861.34 × 513,664.52
  4. Step 4: Simplify right side
    943,360.88x = 668,719,980,317.66
  5. Step 5: Solve for x
    x = 668,719,980,317.66/943,360.88
  6. Step 6: Final answer
    x = 708,869.74

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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.