Home / 743,347.07-1,025,731.85-437,356.07

Finding the Fourth Proportional to 743,347.07, 1,025,731.85 and 437,356.07

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Solution

The fourth proportional to 743,347.07, 1,025,731.85 and 437,356.07 is: 603,500.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,347.07 : 1,025,731.85 = 437,356.07 : x
  2. Step 2: Convert to fraction form
    743,347.07/1,025,731.85 = 437,356.07/x
  3. Step 3: Cross multiply
    743,347.07x = 1,025,731.85 × 437,356.07
  4. Step 4: Simplify right side
    743,347.07x = 448,610,043,474.39
  5. Step 5: Solve for x
    x = 448,610,043,474.39/743,347.07
  6. Step 6: Final answer
    x = 603,500.12

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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.