Home / 626,937.86-865,439.08-423,264.65

Finding the Fourth Proportional to 626,937.86, 865,439.08 and 423,264.65

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Solution

The fourth proportional to 626,937.86, 865,439.08 and 423,264.65 is: 584,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,937.86 : 865,439.08 = 423,264.65 : x
  2. Step 2: Convert to fraction form
    626,937.86/865,439.08 = 423,264.65/x
  3. Step 3: Cross multiply
    626,937.86x = 865,439.08 × 423,264.65
  4. Step 4: Simplify right side
    626,937.86x = 366,309,763,907.17
  5. Step 5: Solve for x
    x = 366,309,763,907.17/626,937.86
  6. Step 6: Final answer
    x = 584,284.00

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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.