Home / 316,717.24-437,069.98-173,479.67

Finding the Fourth Proportional to 316,717.24, 437,069.98 and 173,479.67

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Solution

The fourth proportional to 316,717.24, 437,069.98 and 173,479.67 is: 239,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,717.24 : 437,069.98 = 173,479.67 : x
  2. Step 2: Convert to fraction form
    316,717.24/437,069.98 = 173,479.67/x
  3. Step 3: Cross multiply
    316,717.24x = 437,069.98 × 173,479.67
  4. Step 4: Simplify right side
    316,717.24x = 75,822,757,050.51
  5. Step 5: Solve for x
    x = 75,822,757,050.51/316,717.24
  6. Step 6: Final answer
    x = 239,402.05

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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.