Home / 528,039.20-792,058.80-496,935.20

Finding the Fourth Proportional to 528,039.20, 792,058.80 and 496,935.20

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Solution

The fourth proportional to 528,039.20, 792,058.80 and 496,935.20 is: 745,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,039.20 : 792,058.80 = 496,935.20 : x
  2. Step 2: Convert to fraction form
    528,039.20/792,058.80 = 496,935.20/x
  3. Step 3: Cross multiply
    528,039.20x = 792,058.80 × 496,935.20
  4. Step 4: Simplify right side
    528,039.20x = 393,601,898,189.76
  5. Step 5: Solve for x
    x = 393,601,898,189.76/528,039.20
  6. Step 6: Final answer
    x = 745,402.80

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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.