Home / 973,496.88-1,343,430.36-543,795.12

Finding the Fourth Proportional to 973,496.88, 1,343,430.36 and 543,795.12

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Solution

The fourth proportional to 973,496.88, 1,343,430.36 and 543,795.12 is: 750,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,496.88 : 1,343,430.36 = 543,795.12 : x
  2. Step 2: Convert to fraction form
    973,496.88/1,343,430.36 = 543,795.12/x
  3. Step 3: Cross multiply
    973,496.88x = 1,343,430.36 × 543,795.12
  4. Step 4: Simplify right side
    973,496.88x = 730,550,873,827.84
  5. Step 5: Solve for x
    x = 730,550,873,827.84/973,496.88
  6. Step 6: Final answer
    x = 750,439.87

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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.