Home / 814,432.08-1,123,969.44-470,282.52

Finding the Fourth Proportional to 814,432.08, 1,123,969.44 and 470,282.52

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Solution

The fourth proportional to 814,432.08, 1,123,969.44 and 470,282.52 is: 649,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,432.08 : 1,123,969.44 = 470,282.52 : x
  2. Step 2: Convert to fraction form
    814,432.08/1,123,969.44 = 470,282.52/x
  3. Step 3: Cross multiply
    814,432.08x = 1,123,969.44 × 470,282.52
  4. Step 4: Simplify right side
    814,432.08x = 528,583,180,646.19
  5. Step 5: Solve for x
    x = 528,583,180,646.19/814,432.08
  6. Step 6: Final answer
    x = 649,020.58

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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.