Home / 943,251.80-1,301,646.65-513,533.43

Finding the Fourth Proportional to 943,251.80, 1,301,646.65 and 513,533.43

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Solution

The fourth proportional to 943,251.80, 1,301,646.65 and 513,533.43 is: 708,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,251.80 : 1,301,646.65 = 513,533.43 : x
  2. Step 2: Convert to fraction form
    943,251.80/1,301,646.65 = 513,533.43/x
  3. Step 3: Cross multiply
    943,251.80x = 1,301,646.65 × 513,533.43
  4. Step 4: Simplify right side
    943,251.80x = 668,439,066,254.84
  5. Step 5: Solve for x
    x = 668,439,066,254.84/943,251.80
  6. Step 6: Final answer
    x = 708,653.90

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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.