Home / 459,983.76-634,777.51-256,030.29

Finding the Fourth Proportional to 459,983.76, 634,777.51 and 256,030.29

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Solution

The fourth proportional to 459,983.76, 634,777.51 and 256,030.29 is: 353,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,983.76 : 634,777.51 = 256,030.29 : x
  2. Step 2: Convert to fraction form
    459,983.76/634,777.51 = 256,030.29/x
  3. Step 3: Cross multiply
    459,983.76x = 634,777.51 × 256,030.29
  4. Step 4: Simplify right side
    459,983.76x = 162,522,271,596.07
  5. Step 5: Solve for x
    x = 162,522,271,596.07/459,983.76
  6. Step 6: Final answer
    x = 353,321.76

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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.