Home / 763,831.01-1,054,069.82-414,962.38

Finding the Fourth Proportional to 763,831.01, 1,054,069.82 and 414,962.38

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Solution

The fourth proportional to 763,831.01, 1,054,069.82 and 414,962.38 is: 572,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,831.01 : 1,054,069.82 = 414,962.38 : x
  2. Step 2: Convert to fraction form
    763,831.01/1,054,069.82 = 414,962.38/x
  3. Step 3: Cross multiply
    763,831.01x = 1,054,069.82 × 414,962.38
  4. Step 4: Simplify right side
    763,831.01x = 437,399,319,595.60
  5. Step 5: Solve for x
    x = 437,399,319,595.60/763,831.01
  6. Step 6: Final answer
    x = 572,638.86

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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.