Home / 649,300.19-896,123.25-373,652.37

Finding the Fourth Proportional to 649,300.19, 896,123.25 and 373,652.37

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Solution

The fourth proportional to 649,300.19, 896,123.25 and 373,652.37 is: 515,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,300.19 : 896,123.25 = 373,652.37 : x
  2. Step 2: Convert to fraction form
    649,300.19/896,123.25 = 373,652.37/x
  3. Step 3: Cross multiply
    649,300.19x = 896,123.25 × 373,652.37
  4. Step 4: Simplify right side
    649,300.19x = 334,838,576,174.60
  5. Step 5: Solve for x
    x = 334,838,576,174.60/649,300.19
  6. Step 6: Final answer
    x = 515,691.48

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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.