Home / 705,044.25-972,021.47-560,333.21

Finding the Fourth Proportional to 705,044.25, 972,021.47 and 560,333.21

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Solution

The fourth proportional to 705,044.25, 972,021.47 and 560,333.21 is: 772,513.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,044.25 : 972,021.47 = 560,333.21 : x
  2. Step 2: Convert to fraction form
    705,044.25/972,021.47 = 560,333.21/x
  3. Step 3: Cross multiply
    705,044.25x = 972,021.47 × 560,333.21
  4. Step 4: Simplify right side
    705,044.25x = 544,655,902,812.25
  5. Step 5: Solve for x
    x = 544,655,902,812.25/705,044.25
  6. Step 6: Final answer
    x = 772,513.08

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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.