Home / 440,156.68-607,421.10-249,165.88

Finding the Fourth Proportional to 440,156.68, 607,421.10 and 249,165.88

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Solution

The fourth proportional to 440,156.68, 607,421.10 and 249,165.88 is: 343,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,156.68 : 607,421.10 = 249,165.88 : x
  2. Step 2: Convert to fraction form
    440,156.68/607,421.10 = 249,165.88/x
  3. Step 3: Cross multiply
    440,156.68x = 607,421.10 × 249,165.88
  4. Step 4: Simplify right side
    440,156.68x = 151,348,612,912.07
  5. Step 5: Solve for x
    x = 151,348,612,912.07/440,156.68
  6. Step 6: Final answer
    x = 343,851.68

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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.