Home / 977,028.99-1,348,143.21-547,327.23

Finding the Fourth Proportional to 977,028.99, 1,348,143.21 and 547,327.23

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Solution

The fourth proportional to 977,028.99, 1,348,143.21 and 547,327.23 is: 755,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,028.99 : 1,348,143.21 = 547,327.23 : x
  2. Step 2: Convert to fraction form
    977,028.99/1,348,143.21 = 547,327.23/x
  3. Step 3: Cross multiply
    977,028.99x = 1,348,143.21 × 547,327.23
  4. Step 4: Simplify right side
    977,028.99x = 737,875,488,772.61
  5. Step 5: Solve for x
    x = 737,875,488,772.61/977,028.99
  6. Step 6: Final answer
    x = 755,223.74

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Double scale
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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.