Home / 623,811.80-934,942.50-286,494.59

Finding the Fourth Proportional to 623,811.80, 934,942.50 and 286,494.59

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Solution

The fourth proportional to 623,811.80, 934,942.50 and 286,494.59 is: 429,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,811.80 : 934,942.50 = 286,494.59 : x
  2. Step 2: Convert to fraction form
    623,811.80/934,942.50 = 286,494.59/x
  3. Step 3: Cross multiply
    623,811.80x = 934,942.50 × 286,494.59
  4. Step 4: Simplify right side
    623,811.80x = 267,855,963,536.36
  5. Step 5: Solve for x
    x = 267,855,963,536.36/623,811.80
  6. Step 6: Final answer
    x = 429,385.86

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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.