Home / 579,541.07-868,114.96-429,950.27

Finding the Fourth Proportional to 579,541.07, 868,114.96 and 429,950.27

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Solution

The fourth proportional to 579,541.07, 868,114.96 and 429,950.27 is: 644,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,541.07 : 868,114.96 = 429,950.27 : x
  2. Step 2: Convert to fraction form
    579,541.07/868,114.96 = 429,950.27/x
  3. Step 3: Cross multiply
    579,541.07x = 868,114.96 × 429,950.27
  4. Step 4: Simplify right side
    579,541.07x = 373,246,261,443.04
  5. Step 5: Solve for x
    x = 373,246,261,443.04/579,541.07
  6. Step 6: Final answer
    x = 644,037.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.