Home / 528,904.80-793,276.20-173,919.60

Finding the Fourth Proportional to 528,904.80, 793,276.20 and 173,919.60

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Solution

The fourth proportional to 528,904.80, 793,276.20 and 173,919.60 is: 260,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,904.80 : 793,276.20 = 173,919.60 : x
  2. Step 2: Convert to fraction form
    528,904.80/793,276.20 = 173,919.60/x
  3. Step 3: Cross multiply
    528,904.80x = 793,276.20 × 173,919.60
  4. Step 4: Simplify right side
    528,904.80x = 137,966,279,393.52
  5. Step 5: Solve for x
    x = 137,966,279,393.52/528,904.80
  6. Step 6: Final answer
    x = 260,852.76

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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.