Home / 706,746.48-975,335.58-404,998.80

Finding the Fourth Proportional to 706,746.48, 975,335.58 and 404,998.80

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Solution

The fourth proportional to 706,746.48, 975,335.58 and 404,998.80 is: 558,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,746.48 : 975,335.58 = 404,998.80 : x
  2. Step 2: Convert to fraction form
    706,746.48/975,335.58 = 404,998.80/x
  3. Step 3: Cross multiply
    706,746.48x = 975,335.58 × 404,998.80
  4. Step 4: Simplify right side
    706,746.48x = 395,009,739,497.30
  5. Step 5: Solve for x
    x = 395,009,739,497.30/706,746.48
  6. Step 6: Final answer
    x = 558,912.92

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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.