Home / 440,147.42-607,417.88-249,156.70

Finding the Fourth Proportional to 440,147.42, 607,417.88 and 249,156.70

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Solution

The fourth proportional to 440,147.42, 607,417.88 and 249,156.70 is: 343,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,147.42 : 607,417.88 = 249,156.70 : x
  2. Step 2: Convert to fraction form
    440,147.42/607,417.88 = 249,156.70/x
  3. Step 3: Cross multiply
    440,147.42x = 607,417.88 × 249,156.70
  4. Step 4: Simplify right side
    440,147.42x = 151,342,234,501.80
  5. Step 5: Solve for x
    x = 151,342,234,501.80/440,147.42
  6. Step 6: Final answer
    x = 343,844.42

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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.