Home / 747,060.63-1,030,992.39-424,800.72

Finding the Fourth Proportional to 747,060.63, 1,030,992.39 and 424,800.72

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Solution

The fourth proportional to 747,060.63, 1,030,992.39 and 424,800.72 is: 586,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,060.63 : 1,030,992.39 = 424,800.72 : x
  2. Step 2: Convert to fraction form
    747,060.63/1,030,992.39 = 424,800.72/x
  3. Step 3: Cross multiply
    747,060.63x = 1,030,992.39 × 424,800.72
  4. Step 4: Simplify right side
    747,060.63x = 437,966,309,586.52
  5. Step 5: Solve for x
    x = 437,966,309,586.52/747,060.63
  6. Step 6: Final answer
    x = 586,252.70

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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.