Home / 933,671.04-1,288,453.56-525,813.18

Finding the Fourth Proportional to 933,671.04, 1,288,453.56 and 525,813.18

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Solution

The fourth proportional to 933,671.04, 1,288,453.56 and 525,813.18 is: 725,615.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,671.04 : 1,288,453.56 = 525,813.18 : x
  2. Step 2: Convert to fraction form
    933,671.04/1,288,453.56 = 525,813.18/x
  3. Step 3: Cross multiply
    933,671.04x = 1,288,453.56 × 525,813.18
  4. Step 4: Simplify right side
    933,671.04x = 677,485,863,665.92
  5. Step 5: Solve for x
    x = 677,485,863,665.92/933,671.04
  6. Step 6: Final answer
    x = 725,615.16

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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.