Home / 573,602.18-860,485.07-213,742.33

Finding the Fourth Proportional to 573,602.18, 860,485.07 and 213,742.33

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Solution

The fourth proportional to 573,602.18, 860,485.07 and 213,742.33 is: 320,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,602.18 : 860,485.07 = 213,742.33 : x
  2. Step 2: Convert to fraction form
    573,602.18/860,485.07 = 213,742.33/x
  3. Step 3: Cross multiply
    573,602.18x = 860,485.07 × 213,742.33
  4. Step 4: Simplify right side
    573,602.18x = 183,922,082,175.16
  5. Step 5: Solve for x
    x = 183,922,082,175.16/573,602.18
  6. Step 6: Final answer
    x = 320,643.98

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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.