Home / 319,086.93-440,343.02-175,852.23

Finding the Fourth Proportional to 319,086.93, 440,343.02 and 175,852.23

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Solution

The fourth proportional to 319,086.93, 440,343.02 and 175,852.23 is: 242,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,086.93 : 440,343.02 = 175,852.23 : x
  2. Step 2: Convert to fraction form
    319,086.93/440,343.02 = 175,852.23/x
  3. Step 3: Cross multiply
    319,086.93x = 440,343.02 × 175,852.23
  4. Step 4: Simplify right side
    319,086.93x = 77,435,301,152.67
  5. Step 5: Solve for x
    x = 77,435,301,152.67/319,086.93
  6. Step 6: Final answer
    x = 242,677.76

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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.