Home / 536,440.07-740,292.30-294,727.65

Finding the Fourth Proportional to 536,440.07, 740,292.30 and 294,727.65

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Solution

The fourth proportional to 536,440.07, 740,292.30 and 294,727.65 is: 406,726.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,440.07 : 740,292.30 = 294,727.65 : x
  2. Step 2: Convert to fraction form
    536,440.07/740,292.30 = 294,727.65/x
  3. Step 3: Cross multiply
    536,440.07x = 740,292.30 × 294,727.65
  4. Step 4: Simplify right side
    536,440.07x = 218,184,609,892.10
  5. Step 5: Solve for x
    x = 218,184,609,892.10/536,440.07
  6. Step 6: Final answer
    x = 406,726.91

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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.