Home / 501,840.36-692,521.02-272,392.74

Finding the Fourth Proportional to 501,840.36, 692,521.02 and 272,392.74

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Solution

The fourth proportional to 501,840.36, 692,521.02 and 272,392.74 is: 375,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,840.36 : 692,521.02 = 272,392.74 : x
  2. Step 2: Convert to fraction form
    501,840.36/692,521.02 = 272,392.74/x
  3. Step 3: Cross multiply
    501,840.36x = 692,521.02 × 272,392.74
  4. Step 4: Simplify right side
    501,840.36x = 188,637,698,145.40
  5. Step 5: Solve for x
    x = 188,637,698,145.40/501,840.36
  6. Step 6: Final answer
    x = 375,891.84

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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.