Home / 549,779.70-824,669.55-194,829.60

Finding the Fourth Proportional to 549,779.70, 824,669.55 and 194,829.60

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Solution

The fourth proportional to 549,779.70, 824,669.55 and 194,829.60 is: 292,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,779.70 : 824,669.55 = 194,829.60 : x
  2. Step 2: Convert to fraction form
    549,779.70/824,669.55 = 194,829.60/x
  3. Step 3: Cross multiply
    549,779.70x = 824,669.55 × 194,829.60
  4. Step 4: Simplify right side
    549,779.70x = 160,670,038,558.68
  5. Step 5: Solve for x
    x = 160,670,038,558.68/549,779.70
  6. Step 6: Final answer
    x = 292,244.40

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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.