Home / 528,042.70-791,869.65-173,068.30

Finding the Fourth Proportional to 528,042.70, 791,869.65 and 173,068.30

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Solution

The fourth proportional to 528,042.70, 791,869.65 and 173,068.30 is: 259,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,042.70 : 791,869.65 = 173,068.30 : x
  2. Step 2: Convert to fraction form
    528,042.70/791,869.65 = 173,068.30/x
  3. Step 3: Cross multiply
    528,042.70x = 791,869.65 × 173,068.30
  4. Step 4: Simplify right side
    528,042.70x = 137,047,534,147.10
  5. Step 5: Solve for x
    x = 137,047,534,147.10/528,042.70
  6. Step 6: Final answer
    x = 259,538.73

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1.5x scale

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.