Home / 316,827.15-437,204.74-180,855.69

Finding the Fourth Proportional to 316,827.15, 437,204.74 and 180,855.69

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Solution

The fourth proportional to 316,827.15, 437,204.74 and 180,855.69 is: 249,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,827.15 : 437,204.74 = 180,855.69 : x
  2. Step 2: Convert to fraction form
    316,827.15/437,204.74 = 180,855.69/x
  3. Step 3: Cross multiply
    316,827.15x = 437,204.74 × 180,855.69
  4. Step 4: Simplify right side
    316,827.15x = 79,070,964,923.97
  5. Step 5: Solve for x
    x = 79,070,964,923.97/316,827.15
  6. Step 6: Final answer
    x = 249,571.30

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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.