Home / 970,443.36-1,339,220.80-534,876.16

Finding the Fourth Proportional to 970,443.36, 1,339,220.80 and 534,876.16

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Solution

The fourth proportional to 970,443.36, 1,339,220.80 and 534,876.16 is: 738,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,443.36 : 1,339,220.80 = 534,876.16 : x
  2. Step 2: Convert to fraction form
    970,443.36/1,339,220.80 = 534,876.16/x
  3. Step 3: Cross multiply
    970,443.36x = 1,339,220.80 × 534,876.16
  4. Step 4: Simplify right side
    970,443.36x = 716,317,278,896.13
  5. Step 5: Solve for x
    x = 716,317,278,896.13/970,443.36
  6. Step 6: Final answer
    x = 738,134.04

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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.