Home / 540,871.04-746,312.85-299,106.38

Finding the Fourth Proportional to 540,871.04, 746,312.85 and 299,106.38

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Solution

The fourth proportional to 540,871.04, 746,312.85 and 299,106.38 is: 412,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,871.04 : 746,312.85 = 299,106.38 : x
  2. Step 2: Convert to fraction form
    540,871.04/746,312.85 = 299,106.38/x
  3. Step 3: Cross multiply
    540,871.04x = 746,312.85 × 299,106.38
  4. Step 4: Simplify right side
    540,871.04x = 223,226,931,179.42
  5. Step 5: Solve for x
    x = 223,226,931,179.42/540,871.04
  6. Step 6: Final answer
    x = 412,717.48

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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.