Home / 528,919.80-793,298.70-173,934.60

Finding the Fourth Proportional to 528,919.80, 793,298.70 and 173,934.60

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Solution

The fourth proportional to 528,919.80, 793,298.70 and 173,934.60 is: 260,875.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,919.80 : 793,298.70 = 173,934.60 : x
  2. Step 2: Convert to fraction form
    528,919.80/793,298.70 = 173,934.60/x
  3. Step 3: Cross multiply
    528,919.80x = 793,298.70 × 173,934.60
  4. Step 4: Simplify right side
    528,919.80x = 137,982,092,065.02
  5. Step 5: Solve for x
    x = 137,982,092,065.02/528,919.80
  6. Step 6: Final answer
    x = 260,875.26

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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.