Home / 1,003,710.39-1,385,121.57-544,824.70

Finding the Fourth Proportional to 1,003,710.39, 1,385,121.57 and 544,824.70

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Solution

The fourth proportional to 1,003,710.39, 1,385,121.57 and 544,824.70 is: 751,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,710.39 : 1,385,121.57 = 544,824.70 : x
  2. Step 2: Convert to fraction form
    1,003,710.39/1,385,121.57 = 544,824.70/x
  3. Step 3: Cross multiply
    1,003,710.39x = 1,385,121.57 × 544,824.70
  4. Step 4: Simplify right side
    1,003,710.39x = 754,648,438,332.88
  5. Step 5: Solve for x
    x = 754,648,438,332.88/1,003,710.39
  6. Step 6: Final answer
    x = 751,858.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.