Home / 472,451.35-651,985.97-257,595.01

Finding the Fourth Proportional to 472,451.35, 651,985.97 and 257,595.01

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Solution

The fourth proportional to 472,451.35, 651,985.97 and 257,595.01 is: 355,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,451.35 : 651,985.97 = 257,595.01 : x
  2. Step 2: Convert to fraction form
    472,451.35/651,985.97 = 257,595.01/x
  3. Step 3: Cross multiply
    472,451.35x = 651,985.97 × 257,595.01
  4. Step 4: Simplify right side
    472,451.35x = 167,948,332,462.01
  5. Step 5: Solve for x
    x = 167,948,332,462.01/472,451.35
  6. Step 6: Final answer
    x = 355,482.81

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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.