Home / 1,457,346.40-2,186,019.60-446,466.40

Finding the Fourth Proportional to 1,457,346.40, 2,186,019.60 and 446,466.40

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Solution

The fourth proportional to 1,457,346.40, 2,186,019.60 and 446,466.40 is: 669,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,346.40 : 2,186,019.60 = 446,466.40 : x
  2. Step 2: Convert to fraction form
    1,457,346.40/2,186,019.60 = 446,466.40/x
  3. Step 3: Cross multiply
    1,457,346.40x = 2,186,019.60 × 446,466.40
  4. Step 4: Simplify right side
    1,457,346.40x = 975,984,301,141.44
  5. Step 5: Solve for x
    x = 975,984,301,141.44/1,457,346.40
  6. Step 6: Final answer
    x = 669,699.60

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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.