Home / 459,105.93-633,659.85-314,312.13

Finding the Fourth Proportional to 459,105.93, 633,659.85 and 314,312.13

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Solution

The fourth proportional to 459,105.93, 633,659.85 and 314,312.13 is: 433,814.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,105.93 : 633,659.85 = 314,312.13 : x
  2. Step 2: Convert to fraction form
    459,105.93/633,659.85 = 314,312.13/x
  3. Step 3: Cross multiply
    459,105.93x = 633,659.85 × 314,312.13
  4. Step 4: Simplify right side
    459,105.93x = 199,166,977,148.98
  5. Step 5: Solve for x
    x = 199,166,977,148.98/459,105.93
  6. Step 6: Final answer
    x = 433,814.87

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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.