Home / 265,821.48-397,037.70-240,482.25

Finding the Fourth Proportional to 265,821.48, 397,037.70 and 240,482.25

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Solution

The fourth proportional to 265,821.48, 397,037.70 and 240,482.25 is: 359,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,821.48 : 397,037.70 = 240,482.25 : x
  2. Step 2: Convert to fraction form
    265,821.48/397,037.70 = 240,482.25/x
  3. Step 3: Cross multiply
    265,821.48x = 397,037.70 × 240,482.25
  4. Step 4: Simplify right side
    265,821.48x = 95,480,519,430.83
  5. Step 5: Solve for x
    x = 95,480,519,430.83/265,821.48
  6. Step 6: Final answer
    x = 359,190.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.