Home / 874,666.60-1,312,518.30-576,003.40

Finding the Fourth Proportional to 874,666.60, 1,312,518.30 and 576,003.40

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Solution

The fourth proportional to 874,666.60, 1,312,518.30 and 576,003.40 is: 864,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,666.60 : 1,312,518.30 = 576,003.40 : x
  2. Step 2: Convert to fraction form
    874,666.60/1,312,518.30 = 576,003.40/x
  3. Step 3: Cross multiply
    874,666.60x = 1,312,518.30 × 576,003.40
  4. Step 4: Simplify right side
    874,666.60x = 756,015,003,362.22
  5. Step 5: Solve for x
    x = 756,015,003,362.22/874,666.60
  6. Step 6: Final answer
    x = 864,346.49

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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.