Home / 549,583.83-758,047.01-386,586.09

Finding the Fourth Proportional to 549,583.83, 758,047.01 and 386,586.09

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Solution

The fourth proportional to 549,583.83, 758,047.01 and 386,586.09 is: 533,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,583.83 : 758,047.01 = 386,586.09 : x
  2. Step 2: Convert to fraction form
    549,583.83/758,047.01 = 386,586.09/x
  3. Step 3: Cross multiply
    549,583.83x = 758,047.01 × 386,586.09
  4. Step 4: Simplify right side
    549,583.83x = 293,050,427,699.16
  5. Step 5: Solve for x
    x = 293,050,427,699.16/549,583.83
  6. Step 6: Final answer
    x = 533,222.43

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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.