Home / 528,350.29-792,523.49-191,312.12

Finding the Fourth Proportional to 528,350.29, 792,523.49 and 191,312.12

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Solution

The fourth proportional to 528,350.29, 792,523.49 and 191,312.12 is: 286,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,350.29 : 792,523.49 = 191,312.12 : x
  2. Step 2: Convert to fraction form
    528,350.29/792,523.49 = 191,312.12/x
  3. Step 3: Cross multiply
    528,350.29x = 792,523.49 × 191,312.12
  4. Step 4: Simplify right side
    528,350.29x = 151,619,349,021.70
  5. Step 5: Solve for x
    x = 151,619,349,021.70/528,350.29
  6. Step 6: Final answer
    x = 286,967.48

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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.