Home / 549,527.98-757,969.88-386,530.18

Finding the Fourth Proportional to 549,527.98, 757,969.88 and 386,530.18

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Solution

The fourth proportional to 549,527.98, 757,969.88 and 386,530.18 is: 533,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,527.98 : 757,969.88 = 386,530.18 : x
  2. Step 2: Convert to fraction form
    549,527.98/757,969.88 = 386,530.18/x
  3. Step 3: Cross multiply
    549,527.98x = 757,969.88 × 386,530.18
  4. Step 4: Simplify right side
    549,527.98x = 292,978,234,150.98
  5. Step 5: Solve for x
    x = 292,978,234,150.98/549,527.98
  6. Step 6: Final answer
    x = 533,145.25

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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.