Home / 735,409.26-1,014,908.13-553,800.78

Finding the Fourth Proportional to 735,409.26, 1,014,908.13 and 553,800.78

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Solution

The fourth proportional to 735,409.26, 1,014,908.13 and 553,800.78 is: 764,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,409.26 : 1,014,908.13 = 553,800.78 : x
  2. Step 2: Convert to fraction form
    735,409.26/1,014,908.13 = 553,800.78/x
  3. Step 3: Cross multiply
    735,409.26x = 1,014,908.13 × 553,800.78
  4. Step 4: Simplify right side
    735,409.26x = 562,056,914,022.34
  5. Step 5: Solve for x
    x = 562,056,914,022.34/735,409.26
  6. Step 6: Final answer
    x = 764,277.72

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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.