Home / 546,831.51-754,629.57-305,124.27

Finding the Fourth Proportional to 546,831.51, 754,629.57 and 305,124.27

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Solution

The fourth proportional to 546,831.51, 754,629.57 and 305,124.27 is: 421,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,831.51 : 754,629.57 = 305,124.27 : x
  2. Step 2: Convert to fraction form
    546,831.51/754,629.57 = 305,124.27/x
  3. Step 3: Cross multiply
    546,831.51x = 754,629.57 × 305,124.27
  4. Step 4: Simplify right side
    546,831.51x = 230,255,796,666.66
  5. Step 5: Solve for x
    x = 230,255,796,666.66/546,831.51
  6. Step 6: Final answer
    x = 421,072.66

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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.