Home / 744,396.14-1,026,937.22-457,746.86

Finding the Fourth Proportional to 744,396.14, 1,026,937.22 and 457,746.86

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Solution

The fourth proportional to 744,396.14, 1,026,937.22 and 457,746.86 is: 631,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,396.14 : 1,026,937.22 = 457,746.86 : x
  2. Step 2: Convert to fraction form
    744,396.14/1,026,937.22 = 457,746.86/x
  3. Step 3: Cross multiply
    744,396.14x = 1,026,937.22 × 457,746.86
  4. Step 4: Simplify right side
    744,396.14x = 470,077,287,872.13
  5. Step 5: Solve for x
    x = 470,077,287,872.13/744,396.14
  6. Step 6: Final answer
    x = 631,488.08

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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.