Home / 767,632.48-1,059,315.83-423,468.68

Finding the Fourth Proportional to 767,632.48, 1,059,315.83 and 423,468.68

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Solution

The fourth proportional to 767,632.48, 1,059,315.83 and 423,468.68 is: 584,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,632.48 : 1,059,315.83 = 423,468.68 : x
  2. Step 2: Convert to fraction form
    767,632.48/1,059,315.83 = 423,468.68/x
  3. Step 3: Cross multiply
    767,632.48x = 1,059,315.83 × 423,468.68
  4. Step 4: Simplify right side
    767,632.48x = 448,587,070,407.29
  5. Step 5: Solve for x
    x = 448,587,070,407.29/767,632.48
  6. Step 6: Final answer
    x = 584,377.40

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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.