Home / 970,570.80-1,457,168.40-616,276.80

Finding the Fourth Proportional to 970,570.80, 1,457,168.40 and 616,276.80

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Solution

The fourth proportional to 970,570.80, 1,457,168.40 and 616,276.80 is: 925,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,570.80 : 1,457,168.40 = 616,276.80 : x
  2. Step 2: Convert to fraction form
    970,570.80/1,457,168.40 = 616,276.80/x
  3. Step 3: Cross multiply
    970,570.80x = 1,457,168.40 × 616,276.80
  4. Step 4: Simplify right side
    970,570.80x = 898,019,078,613.12
  5. Step 5: Solve for x
    x = 898,019,078,613.12/970,570.80
  6. Step 6: Final answer
    x = 925,248.40

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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.