Home / 589,538.19-812,984.74-374,304.59

Finding the Fourth Proportional to 589,538.19, 812,984.74 and 374,304.59

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Solution

The fourth proportional to 589,538.19, 812,984.74 and 374,304.59 is: 516,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,538.19 : 812,984.74 = 374,304.59 : x
  2. Step 2: Convert to fraction form
    589,538.19/812,984.74 = 374,304.59/x
  3. Step 3: Cross multiply
    589,538.19x = 812,984.74 × 374,304.59
  4. Step 4: Simplify right side
    589,538.19x = 304,303,913,845.51
  5. Step 5: Solve for x
    x = 304,303,913,845.51/589,538.19
  6. Step 6: Final answer
    x = 516,173.37

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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.