Home / 761,388.54-1,050,826.41-439,034.46

Finding the Fourth Proportional to 761,388.54, 1,050,826.41 and 439,034.46

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Solution

The fourth proportional to 761,388.54, 1,050,826.41 and 439,034.46 is: 605,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,388.54 : 1,050,826.41 = 439,034.46 : x
  2. Step 2: Convert to fraction form
    761,388.54/1,050,826.41 = 439,034.46/x
  3. Step 3: Cross multiply
    761,388.54x = 1,050,826.41 × 439,034.46
  4. Step 4: Simplify right side
    761,388.54x = 461,349,005,468.09
  5. Step 5: Solve for x
    x = 461,349,005,468.09/761,388.54
  6. Step 6: Final answer
    x = 605,931.11

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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.