Home / 330,654.40-456,271.08-185,465.92

Finding the Fourth Proportional to 330,654.40, 456,271.08 and 185,465.92

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Solution

The fourth proportional to 330,654.40, 456,271.08 and 185,465.92 is: 255,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,654.40 : 456,271.08 = 185,465.92 : x
  2. Step 2: Convert to fraction form
    330,654.40/456,271.08 = 185,465.92/x
  3. Step 3: Cross multiply
    330,654.40x = 456,271.08 × 185,465.92
  4. Step 4: Simplify right side
    330,654.40x = 84,622,735,621.59
  5. Step 5: Solve for x
    x = 84,622,735,621.59/330,654.40
  6. Step 6: Final answer
    x = 255,925.03

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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.