Home / 623,047.90-859,831.41-351,127.25

Finding the Fourth Proportional to 623,047.90, 859,831.41 and 351,127.25

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Solution

The fourth proportional to 623,047.90, 859,831.41 and 351,127.25 is: 484,569.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,047.90 : 859,831.41 = 351,127.25 : x
  2. Step 2: Convert to fraction form
    623,047.90/859,831.41 = 351,127.25/x
  3. Step 3: Cross multiply
    623,047.90x = 859,831.41 × 351,127.25
  4. Step 4: Simplify right side
    623,047.90x = 301,910,240,606.50
  5. Step 5: Solve for x
    x = 301,910,240,606.50/623,047.90
  6. Step 6: Final answer
    x = 484,569.87

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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.