Home / 429,176.08-592,235.40-238,189.60

Finding the Fourth Proportional to 429,176.08, 592,235.40 and 238,189.60

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Solution

The fourth proportional to 429,176.08, 592,235.40 and 238,189.60 is: 328,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,176.08 : 592,235.40 = 238,189.60 : x
  2. Step 2: Convert to fraction form
    429,176.08/592,235.40 = 238,189.60/x
  3. Step 3: Cross multiply
    429,176.08x = 592,235.40 × 238,189.60
  4. Step 4: Simplify right side
    429,176.08x = 141,064,313,031.84
  5. Step 5: Solve for x
    x = 141,064,313,031.84/429,176.08
  6. Step 6: Final answer
    x = 328,686.34

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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.