Home / 824,214.13-1,235,324.72-424,636.93

Finding the Fourth Proportional to 824,214.13, 1,235,324.72 and 424,636.93

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Solution

The fourth proportional to 824,214.13, 1,235,324.72 and 424,636.93 is: 636,442.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,214.13 : 1,235,324.72 = 424,636.93 : x
  2. Step 2: Convert to fraction form
    824,214.13/1,235,324.72 = 424,636.93/x
  3. Step 3: Cross multiply
    824,214.13x = 1,235,324.72 × 424,636.93
  4. Step 4: Simplify right side
    824,214.13x = 524,564,499,259.66
  5. Step 5: Solve for x
    x = 524,564,499,259.66/824,214.13
  6. Step 6: Final answer
    x = 636,442.01

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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.