Home / 649,566.96-896,403.45-363,086.76

Finding the Fourth Proportional to 649,566.96, 896,403.45 and 363,086.76

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Solution

The fourth proportional to 649,566.96, 896,403.45 and 363,086.76 is: 501,060.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,566.96 : 896,403.45 = 363,086.76 : x
  2. Step 2: Convert to fraction form
    649,566.96/896,403.45 = 363,086.76/x
  3. Step 3: Cross multiply
    649,566.96x = 896,403.45 × 363,086.76
  4. Step 4: Simplify right side
    649,566.96x = 325,472,224,313.32
  5. Step 5: Solve for x
    x = 325,472,224,313.32/649,566.96
  6. Step 6: Final answer
    x = 501,060.31

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Double scale
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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.