Home / 328,699.14-453,617.76-192,714.18

Finding the Fourth Proportional to 328,699.14, 453,617.76 and 192,714.18

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Solution

The fourth proportional to 328,699.14, 453,617.76 and 192,714.18 is: 265,953.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,699.14 : 453,617.76 = 192,714.18 : x
  2. Step 2: Convert to fraction form
    328,699.14/453,617.76 = 192,714.18/x
  3. Step 3: Cross multiply
    328,699.14x = 453,617.76 × 192,714.18
  4. Step 4: Simplify right side
    328,699.14x = 87,418,574,651.84
  5. Step 5: Solve for x
    x = 87,418,574,651.84/328,699.14
  6. Step 6: Final answer
    x = 265,953.16

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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.