Home / 316,586.22-436,886.96-171,390.93

Finding the Fourth Proportional to 316,586.22, 436,886.96 and 171,390.93

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Solution

The fourth proportional to 316,586.22, 436,886.96 and 171,390.93 is: 236,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,586.22 : 436,886.96 = 171,390.93 : x
  2. Step 2: Convert to fraction form
    316,586.22/436,886.96 = 171,390.93/x
  3. Step 3: Cross multiply
    316,586.22x = 436,886.96 × 171,390.93
  4. Step 4: Simplify right side
    316,586.22x = 74,878,461,522.32
  5. Step 5: Solve for x
    x = 74,878,461,522.32/316,586.22
  6. Step 6: Final answer
    x = 236,518.39

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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.