Home / 397,531.30-596,988.15-210,907.30

Finding the Fourth Proportional to 397,531.30, 596,988.15 and 210,907.30

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Solution

The fourth proportional to 397,531.30, 596,988.15 and 210,907.30 is: 316,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,531.30 : 596,988.15 = 210,907.30 : x
  2. Step 2: Convert to fraction form
    397,531.30/596,988.15 = 210,907.30/x
  3. Step 3: Cross multiply
    397,531.30x = 596,988.15 × 210,907.30
  4. Step 4: Simplify right side
    397,531.30x = 125,909,158,848.50
  5. Step 5: Solve for x
    x = 125,909,158,848.50/397,531.30
  6. Step 6: Final answer
    x = 316,727.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.