Home / 744,070.71-1,027,003.58-457,424.72

Finding the Fourth Proportional to 744,070.71, 1,027,003.58 and 457,424.72

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Solution

The fourth proportional to 744,070.71, 1,027,003.58 and 457,424.72 is: 631,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,070.71 : 1,027,003.58 = 457,424.72 : x
  2. Step 2: Convert to fraction form
    744,070.71/1,027,003.58 = 457,424.72/x
  3. Step 3: Cross multiply
    744,070.71x = 1,027,003.58 × 457,424.72
  4. Step 4: Simplify right side
    744,070.71x = 469,776,824,451.47
  5. Step 5: Solve for x
    x = 469,776,824,451.47/744,070.71
  6. Step 6: Final answer
    x = 631,360.46

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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.