Home / 670,726.59-925,602.03-384,247.82

Finding the Fourth Proportional to 670,726.59, 925,602.03 and 384,247.82

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Solution

The fourth proportional to 670,726.59, 925,602.03 and 384,247.82 is: 530,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,726.59 : 925,602.03 = 384,247.82 : x
  2. Step 2: Convert to fraction form
    670,726.59/925,602.03 = 384,247.82/x
  3. Step 3: Cross multiply
    670,726.59x = 925,602.03 × 384,247.82
  4. Step 4: Simplify right side
    670,726.59x = 355,660,557,587.06
  5. Step 5: Solve for x
    x = 355,660,557,587.06/670,726.59
  6. Step 6: Final answer
    x = 530,261.60

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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.