Home / 501,923.59-692,655.10-272,480.76

Finding the Fourth Proportional to 501,923.59, 692,655.10 and 272,480.76

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Solution

The fourth proportional to 501,923.59, 692,655.10 and 272,480.76 is: 376,023.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,923.59 : 692,655.10 = 272,480.76 : x
  2. Step 2: Convert to fraction form
    501,923.59/692,655.10 = 272,480.76/x
  3. Step 3: Cross multiply
    501,923.59x = 692,655.10 × 272,480.76
  4. Step 4: Simplify right side
    501,923.59x = 188,735,187,384.67
  5. Step 5: Solve for x
    x = 188,735,187,384.67/501,923.59
  6. Step 6: Final answer
    x = 376,023.75

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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.