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Finding the Fourth Proportional to 540,483.54, 743,715.93 and 524,048.23

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Solution

The fourth proportional to 540,483.54, 743,715.93 and 524,048.23 is: 721,100.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,483.54 : 743,715.93 = 524,048.23 : x
  2. Step 2: Convert to fraction form
    540,483.54/743,715.93 = 524,048.23/x
  3. Step 3: Cross multiply
    540,483.54x = 743,715.93 × 524,048.23
  4. Step 4: Simplify right side
    540,483.54x = 389,743,016,686.36
  5. Step 5: Solve for x
    x = 389,743,016,686.36/540,483.54
  6. Step 6: Final answer
    x = 721,100.63

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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.