Home / 1,014,960.25-1,400,645.10-556,092.21

Finding the Fourth Proportional to 1,014,960.25, 1,400,645.10 and 556,092.21

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Solution

The fourth proportional to 1,014,960.25, 1,400,645.10 and 556,092.21 is: 767,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,960.25 : 1,400,645.10 = 556,092.21 : x
  2. Step 2: Convert to fraction form
    1,014,960.25/1,400,645.10 = 556,092.21/x
  3. Step 3: Cross multiply
    1,014,960.25x = 1,400,645.10 × 556,092.21
  4. Step 4: Simplify right side
    1,014,960.25x = 778,887,822,081.45
  5. Step 5: Solve for x
    x = 778,887,822,081.45/1,014,960.25
  6. Step 6: Final answer
    x = 767,407.22

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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.