Home / 430,641.88-593,669.90-302,921.08

Finding the Fourth Proportional to 430,641.88, 593,669.90 and 302,921.08

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Solution

The fourth proportional to 430,641.88, 593,669.90 and 302,921.08 is: 417,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,641.88 : 593,669.90 = 302,921.08 : x
  2. Step 2: Convert to fraction form
    430,641.88/593,669.90 = 302,921.08/x
  3. Step 3: Cross multiply
    430,641.88x = 593,669.90 × 302,921.08
  4. Step 4: Simplify right side
    430,641.88x = 179,835,127,271.49
  5. Step 5: Solve for x
    x = 179,835,127,271.49/430,641.88
  6. Step 6: Final answer
    x = 417,597.86

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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.