Home / 525,550.32-725,259.26-283,832.96

Finding the Fourth Proportional to 525,550.32, 725,259.26 and 283,832.96

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Solution

The fourth proportional to 525,550.32, 725,259.26 and 283,832.96 is: 391,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,550.32 : 725,259.26 = 283,832.96 : x
  2. Step 2: Convert to fraction form
    525,550.32/725,259.26 = 283,832.96/x
  3. Step 3: Cross multiply
    525,550.32x = 725,259.26 × 283,832.96
  4. Step 4: Simplify right side
    525,550.32x = 205,852,482,533.21
  5. Step 5: Solve for x
    x = 205,852,482,533.21/525,550.32
  6. Step 6: Final answer
    x = 391,689.39

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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.