Home / 511,550.27-706,075.52-302,181.58

Finding the Fourth Proportional to 511,550.27, 706,075.52 and 302,181.58

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Solution

The fourth proportional to 511,550.27, 706,075.52 and 302,181.58 is: 417,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,550.27 : 706,075.52 = 302,181.58 : x
  2. Step 2: Convert to fraction form
    511,550.27/706,075.52 = 302,181.58/x
  3. Step 3: Cross multiply
    511,550.27x = 706,075.52 × 302,181.58
  4. Step 4: Simplify right side
    511,550.27x = 213,363,018,061.68
  5. Step 5: Solve for x
    x = 213,363,018,061.68/511,550.27
  6. Step 6: Final answer
    x = 417,091.01

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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.