Home / 320,265.18-441,983.16-177,038.52

Finding the Fourth Proportional to 320,265.18, 441,983.16 and 177,038.52

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Solution

The fourth proportional to 320,265.18, 441,983.16 and 177,038.52 is: 244,322.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,265.18 : 441,983.16 = 177,038.52 : x
  2. Step 2: Convert to fraction form
    320,265.18/441,983.16 = 177,038.52/x
  3. Step 3: Cross multiply
    320,265.18x = 441,983.16 × 177,038.52
  4. Step 4: Simplify right side
    320,265.18x = 78,248,044,511.32
  5. Step 5: Solve for x
    x = 78,248,044,511.32/320,265.18
  6. Step 6: Final answer
    x = 244,322.67

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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.