Home / 970,229.60-1,455,344.40-616,810.40

Finding the Fourth Proportional to 970,229.60, 1,455,344.40 and 616,810.40

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Solution

The fourth proportional to 970,229.60, 1,455,344.40 and 616,810.40 is: 925,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,229.60 : 1,455,344.40 = 616,810.40 : x
  2. Step 2: Convert to fraction form
    970,229.60/1,455,344.40 = 616,810.40/x
  3. Step 3: Cross multiply
    970,229.60x = 1,455,344.40 × 616,810.40
  4. Step 4: Simplify right side
    970,229.60x = 897,671,561,501.76
  5. Step 5: Solve for x
    x = 897,671,561,501.76/970,229.60
  6. Step 6: Final answer
    x = 925,215.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.