Home / 525,816.18-724,776.24-410,895.12

Finding the Fourth Proportional to 525,816.18, 724,776.24 and 410,895.12

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Solution

The fourth proportional to 525,816.18, 724,776.24 and 410,895.12 is: 566,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,816.18 : 724,776.24 = 410,895.12 : x
  2. Step 2: Convert to fraction form
    525,816.18/724,776.24 = 410,895.12/x
  3. Step 3: Cross multiply
    525,816.18x = 724,776.24 × 410,895.12
  4. Step 4: Simplify right side
    525,816.18x = 297,807,020,107.95
  5. Step 5: Solve for x
    x = 297,807,020,107.95/525,816.18
  6. Step 6: Final answer
    x = 566,370.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.