Home / 478,269.24-655,231.71-460,332.60

Finding the Fourth Proportional to 478,269.24, 655,231.71 and 460,332.60

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Solution

The fourth proportional to 478,269.24, 655,231.71 and 460,332.60 is: 630,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,269.24 : 655,231.71 = 460,332.60 : x
  2. Step 2: Convert to fraction form
    478,269.24/655,231.71 = 460,332.60/x
  3. Step 3: Cross multiply
    478,269.24x = 655,231.71 × 460,332.60
  4. Step 4: Simplify right side
    478,269.24x = 301,624,516,666.75
  5. Step 5: Solve for x
    x = 301,624,516,666.75/478,269.24
  6. Step 6: Final answer
    x = 630,658.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.