Home / 314,016.35-433,345.74-170,779.55

Finding the Fourth Proportional to 314,016.35, 433,345.74 and 170,779.55

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Solution

The fourth proportional to 314,016.35, 433,345.74 and 170,779.55 is: 235,677.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,016.35 : 433,345.74 = 170,779.55 : x
  2. Step 2: Convert to fraction form
    314,016.35/433,345.74 = 170,779.55/x
  3. Step 3: Cross multiply
    314,016.35x = 433,345.74 × 170,779.55
  4. Step 4: Simplify right side
    314,016.35x = 74,006,590,471.62
  5. Step 5: Solve for x
    x = 74,006,590,471.62/314,016.35
  6. Step 6: Final answer
    x = 235,677.51

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1.5x scale

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.