Home / 970,044.51-1,338,702.72-540,324.83

Finding the Fourth Proportional to 970,044.51, 1,338,702.72 and 540,324.83

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Solution

The fourth proportional to 970,044.51, 1,338,702.72 and 540,324.83 is: 745,671.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,044.51 : 1,338,702.72 = 540,324.83 : x
  2. Step 2: Convert to fraction form
    970,044.51/1,338,702.72 = 540,324.83/x
  3. Step 3: Cross multiply
    970,044.51x = 1,338,702.72 × 540,324.83
  4. Step 4: Simplify right side
    970,044.51x = 723,334,314,914.54
  5. Step 5: Solve for x
    x = 723,334,314,914.54/970,044.51
  6. Step 6: Final answer
    x = 745,671.26

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Double scale
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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.