Home / 528,030.70-791,851.65-173,056.30

Finding the Fourth Proportional to 528,030.70, 791,851.65 and 173,056.30

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Solution

The fourth proportional to 528,030.70, 791,851.65 and 173,056.30 is: 259,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,030.70 : 791,851.65 = 173,056.30 : x
  2. Step 2: Convert to fraction form
    528,030.70/791,851.65 = 173,056.30/x
  3. Step 3: Cross multiply
    528,030.70x = 791,851.65 × 173,056.30
  4. Step 4: Simplify right side
    528,030.70x = 137,034,916,697.90
  5. Step 5: Solve for x
    x = 137,034,916,697.90/528,030.70
  6. Step 6: Final answer
    x = 259,520.74

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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.