Home / 955,812.20-1,319,010.40-526,083.08

Finding the Fourth Proportional to 955,812.20, 1,319,010.40 and 526,083.08

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Solution

The fourth proportional to 955,812.20, 1,319,010.40 and 526,083.08 is: 725,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,812.20 : 1,319,010.40 = 526,083.08 : x
  2. Step 2: Convert to fraction form
    955,812.20/1,319,010.40 = 526,083.08/x
  3. Step 3: Cross multiply
    955,812.20x = 1,319,010.40 × 526,083.08
  4. Step 4: Simplify right side
    955,812.20x = 693,909,053,784.03
  5. Step 5: Solve for x
    x = 693,909,053,784.03/955,812.20
  6. Step 6: Final answer
    x = 725,988.91

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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.