Home / 943,500.03-1,301,995.67-513,770.73

Finding the Fourth Proportional to 943,500.03, 1,301,995.67 and 513,770.73

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Solution

The fourth proportional to 943,500.03, 1,301,995.67 and 513,770.73 is: 708,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,500.03 : 1,301,995.67 = 513,770.73 : x
  2. Step 2: Convert to fraction form
    943,500.03/1,301,995.67 = 513,770.73/x
  3. Step 3: Cross multiply
    943,500.03x = 1,301,995.67 × 513,770.73
  4. Step 4: Simplify right side
    943,500.03x = 668,927,263,263.89
  5. Step 5: Solve for x
    x = 668,927,263,263.89/943,500.03
  6. Step 6: Final answer
    x = 708,984.89

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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.