Home / 753,356.25-1,039,337.17-430,894.03

Finding the Fourth Proportional to 753,356.25, 1,039,337.17 and 430,894.03

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Solution

The fourth proportional to 753,356.25, 1,039,337.17 and 430,894.03 is: 594,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,356.25 : 1,039,337.17 = 430,894.03 : x
  2. Step 2: Convert to fraction form
    753,356.25/1,039,337.17 = 430,894.03/x
  3. Step 3: Cross multiply
    753,356.25x = 1,039,337.17 × 430,894.03
  4. Step 4: Simplify right side
    753,356.25x = 447,844,181,710.10
  5. Step 5: Solve for x
    x = 447,844,181,710.10/753,356.25
  6. Step 6: Final answer
    x = 594,465.34

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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.