Home / 781,714.24-1,078,675.00-437,569.43

Finding the Fourth Proportional to 781,714.24, 1,078,675.00 and 437,569.43

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Solution

The fourth proportional to 781,714.24, 1,078,675.00 and 437,569.43 is: 603,795.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,714.24 : 1,078,675.00 = 437,569.43 : x
  2. Step 2: Convert to fraction form
    781,714.24/1,078,675.00 = 437,569.43/x
  3. Step 3: Cross multiply
    781,714.24x = 1,078,675.00 × 437,569.43
  4. Step 4: Simplify right side
    781,714.24x = 471,995,206,508.01
  5. Step 5: Solve for x
    x = 471,995,206,508.01/781,714.24
  6. Step 6: Final answer
    x = 603,795.07

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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.