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Finding the Fourth Proportional to 316,673.68, 475,185.48 and 176,511.28

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Solution

The fourth proportional to 316,673.68, 475,185.48 and 176,511.28 is: 264,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,673.68 : 475,185.48 = 176,511.28 : x
  2. Step 2: Convert to fraction form
    316,673.68/475,185.48 = 176,511.28/x
  3. Step 3: Cross multiply
    316,673.68x = 475,185.48 × 176,511.28
  4. Step 4: Simplify right side
    316,673.68x = 83,875,597,312.21
  5. Step 5: Solve for x
    x = 83,875,597,312.21/316,673.68
  6. Step 6: Final answer
    x = 264,864.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.