Home / 277,237.77-413,851.10-243,607.65

Finding the Fourth Proportional to 277,237.77, 413,851.10 and 243,607.65

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Solution

The fourth proportional to 277,237.77, 413,851.10 and 243,607.65 is: 363,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,237.77 : 413,851.10 = 243,607.65 : x
  2. Step 2: Convert to fraction form
    277,237.77/413,851.10 = 243,607.65/x
  3. Step 3: Cross multiply
    277,237.77x = 413,851.10 × 243,607.65
  4. Step 4: Simplify right side
    277,237.77x = 100,817,292,702.88
  5. Step 5: Solve for x
    x = 100,817,292,702.88/277,237.77
  6. Step 6: Final answer
    x = 363,649.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.