Home / 394,389.06-544,368.40-233,300.14

Finding the Fourth Proportional to 394,389.06, 544,368.40 and 233,300.14

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Solution

The fourth proportional to 394,389.06, 544,368.40 and 233,300.14 is: 322,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,389.06 : 544,368.40 = 233,300.14 : x
  2. Step 2: Convert to fraction form
    394,389.06/544,368.40 = 233,300.14/x
  3. Step 3: Cross multiply
    394,389.06x = 544,368.40 × 233,300.14
  4. Step 4: Simplify right side
    394,389.06x = 127,001,223,931.58
  5. Step 5: Solve for x
    x = 127,001,223,931.58/394,389.06
  6. Step 6: Final answer
    x = 322,020.15

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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.