Home / 319,764.74-441,276.30-174,570.76

Finding the Fourth Proportional to 319,764.74, 441,276.30 and 174,570.76

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Solution

The fourth proportional to 319,764.74, 441,276.30 and 174,570.76 is: 240,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,764.74 : 441,276.30 = 174,570.76 : x
  2. Step 2: Convert to fraction form
    319,764.74/441,276.30 = 174,570.76/x
  3. Step 3: Cross multiply
    319,764.74x = 441,276.30 × 174,570.76
  4. Step 4: Simplify right side
    319,764.74x = 77,033,939,060.99
  5. Step 5: Solve for x
    x = 77,033,939,060.99/319,764.74
  6. Step 6: Final answer
    x = 240,908.17

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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.