Home / 358,228.40-537,688.20-180,935.60

Finding the Fourth Proportional to 358,228.40, 537,688.20 and 180,935.60

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Solution

The fourth proportional to 358,228.40, 537,688.20 and 180,935.60 is: 271,577.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,228.40 : 537,688.20 = 180,935.60 : x
  2. Step 2: Convert to fraction form
    358,228.40/537,688.20 = 180,935.60/x
  3. Step 3: Cross multiply
    358,228.40x = 537,688.20 × 180,935.60
  4. Step 4: Simplify right side
    358,228.40x = 97,286,937,079.92
  5. Step 5: Solve for x
    x = 97,286,937,079.92/358,228.40
  6. Step 6: Final answer
    x = 271,577.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.