Home / 970,425.88-1,339,264.53-534,920.53

Finding the Fourth Proportional to 970,425.88, 1,339,264.53 and 534,920.53

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Solution

The fourth proportional to 970,425.88, 1,339,264.53 and 534,920.53 is: 738,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,425.88 : 1,339,264.53 = 534,920.53 : x
  2. Step 2: Convert to fraction form
    970,425.88/1,339,264.53 = 534,920.53/x
  3. Step 3: Cross multiply
    970,425.88x = 1,339,264.53 × 534,920.53
  4. Step 4: Simplify right side
    970,425.88x = 716,400,092,197.80
  5. Step 5: Solve for x
    x = 716,400,092,197.80/970,425.88
  6. Step 6: Final answer
    x = 738,232.67

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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.