Home / 467,929.17-645,821.70-264,037.89

Finding the Fourth Proportional to 467,929.17, 645,821.70 and 264,037.89

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Solution

The fourth proportional to 467,929.17, 645,821.70 and 264,037.89 is: 364,417.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,929.17 : 645,821.70 = 264,037.89 : x
  2. Step 2: Convert to fraction form
    467,929.17/645,821.70 = 264,037.89/x
  3. Step 3: Cross multiply
    467,929.17x = 645,821.70 × 264,037.89
  4. Step 4: Simplify right side
    467,929.17x = 170,521,398,984.21
  5. Step 5: Solve for x
    x = 170,521,398,984.21/467,929.17
  6. Step 6: Final answer
    x = 364,417.12

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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.