Home / 730,920.20-1,097,417.10-450,984.20

Finding the Fourth Proportional to 730,920.20, 1,097,417.10 and 450,984.20

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Solution

The fourth proportional to 730,920.20, 1,097,417.10 and 450,984.20 is: 677,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,920.20 : 1,097,417.10 = 450,984.20 : x
  2. Step 2: Convert to fraction form
    730,920.20/1,097,417.10 = 450,984.20/x
  3. Step 3: Cross multiply
    730,920.20x = 1,097,417.10 × 450,984.20
  4. Step 4: Simplify right side
    730,920.20x = 494,917,772,909.82
  5. Step 5: Solve for x
    x = 494,917,772,909.82/730,920.20
  6. Step 6: Final answer
    x = 677,116.01

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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.