Home / 919,554.64-1,268,795.28-537,507.52

Finding the Fourth Proportional to 919,554.64, 1,268,795.28 and 537,507.52

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Solution

The fourth proportional to 919,554.64, 1,268,795.28 and 537,507.52 is: 741,649.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,554.64 : 1,268,795.28 = 537,507.52 : x
  2. Step 2: Convert to fraction form
    919,554.64/1,268,795.28 = 537,507.52/x
  3. Step 3: Cross multiply
    919,554.64x = 1,268,795.28 × 537,507.52
  4. Step 4: Simplify right side
    919,554.64x = 681,987,004,340.51
  5. Step 5: Solve for x
    x = 681,987,004,340.51/919,554.64
  6. Step 6: Final answer
    x = 741,649.24

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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.