Home / 528,501.48-792,723.90-186,921.24

Finding the Fourth Proportional to 528,501.48, 792,723.90 and 186,921.24

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Solution

The fourth proportional to 528,501.48, 792,723.90 and 186,921.24 is: 280,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,501.48 : 792,723.90 = 186,921.24 : x
  2. Step 2: Convert to fraction form
    528,501.48/792,723.90 = 186,921.24/x
  3. Step 3: Cross multiply
    528,501.48x = 792,723.90 × 186,921.24
  4. Step 4: Simplify right side
    528,501.48x = 148,176,934,365.64
  5. Step 5: Solve for x
    x = 148,176,934,365.64/528,501.48
  6. Step 6: Final answer
    x = 280,371.84

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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.