Home / 960,907.10-1,440,151.05-487,723.10

Finding the Fourth Proportional to 960,907.10, 1,440,151.05 and 487,723.10

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Solution

The fourth proportional to 960,907.10, 1,440,151.05 and 487,723.10 is: 730,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,907.10 : 1,440,151.05 = 487,723.10 : x
  2. Step 2: Convert to fraction form
    960,907.10/1,440,151.05 = 487,723.10/x
  3. Step 3: Cross multiply
    960,907.10x = 1,440,151.05 × 487,723.10
  4. Step 4: Simplify right side
    960,907.10x = 702,394,934,574.26
  5. Step 5: Solve for x
    x = 702,394,934,574.26/960,907.10
  6. Step 6: Final answer
    x = 730,970.70

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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.