Home / 319,263.04-440,602.82-176,022.84

Finding the Fourth Proportional to 319,263.04, 440,602.82 and 176,022.84

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Solution

The fourth proportional to 319,263.04, 440,602.82 and 176,022.84 is: 242,922.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,263.04 : 440,602.82 = 176,022.84 : x
  2. Step 2: Convert to fraction form
    319,263.04/440,602.82 = 176,022.84/x
  3. Step 3: Cross multiply
    319,263.04x = 440,602.82 × 176,022.84
  4. Step 4: Simplify right side
    319,263.04x = 77,556,159,688.41
  5. Step 5: Solve for x
    x = 77,556,159,688.41/319,263.04
  6. Step 6: Final answer
    x = 242,922.45

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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.