Home / 314,051.20-433,387.02-170,808.16

Finding the Fourth Proportional to 314,051.20, 433,387.02 and 170,808.16

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Solution

The fourth proportional to 314,051.20, 433,387.02 and 170,808.16 is: 235,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,051.20 : 433,387.02 = 170,808.16 : x
  2. Step 2: Convert to fraction form
    314,051.20/433,387.02 = 170,808.16/x
  3. Step 3: Cross multiply
    314,051.20x = 433,387.02 × 170,808.16
  4. Step 4: Simplify right side
    314,051.20x = 74,026,039,454.08
  5. Step 5: Solve for x
    x = 74,026,039,454.08/314,051.20
  6. Step 6: Final answer
    x = 235,713.28

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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.