Home / 349,815.32-524,280.04-223,406.72

Finding the Fourth Proportional to 349,815.32, 524,280.04 and 223,406.72

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Solution

The fourth proportional to 349,815.32, 524,280.04 and 223,406.72 is: 334,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,815.32 : 524,280.04 = 223,406.72 : x
  2. Step 2: Convert to fraction form
    349,815.32/524,280.04 = 223,406.72/x
  3. Step 3: Cross multiply
    349,815.32x = 524,280.04 × 223,406.72
  4. Step 4: Simplify right side
    349,815.32x = 117,127,684,097.87
  5. Step 5: Solve for x
    x = 117,127,684,097.87/349,815.32
  6. Step 6: Final answer
    x = 334,827.20

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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.