Home / 319,094.15-440,347.68-175,854.35

Finding the Fourth Proportional to 319,094.15, 440,347.68 and 175,854.35

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Solution

The fourth proportional to 319,094.15, 440,347.68 and 175,854.35 is: 242,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,094.15 : 440,347.68 = 175,854.35 : x
  2. Step 2: Convert to fraction form
    319,094.15/440,347.68 = 175,854.35/x
  3. Step 3: Cross multiply
    319,094.15x = 440,347.68 × 175,854.35
  4. Step 4: Simplify right side
    319,094.15x = 77,437,055,040.41
  5. Step 5: Solve for x
    x = 77,437,055,040.41/319,094.15
  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.