Home / 528,065.40-792,098.10-173,115.30

Finding the Fourth Proportional to 528,065.40, 792,098.10 and 173,115.30

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Solution

The fourth proportional to 528,065.40, 792,098.10 and 173,115.30 is: 259,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,065.40 : 792,098.10 = 173,115.30 : x
  2. Step 2: Convert to fraction form
    528,065.40/792,098.10 = 173,115.30/x
  3. Step 3: Cross multiply
    528,065.40x = 792,098.10 × 173,115.30
  4. Step 4: Simplify right side
    528,065.40x = 137,124,300,210.93
  5. Step 5: Solve for x
    x = 137,124,300,210.93/528,065.40
  6. Step 6: Final answer
    x = 259,672.95

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Similar ratio
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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.