Home / 888,690.08-1,225,116.48-633,598.40

Finding the Fourth Proportional to 888,690.08, 1,225,116.48 and 633,598.40

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Solution

The fourth proportional to 888,690.08, 1,225,116.48 and 633,598.40 is: 873,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,690.08 : 1,225,116.48 = 633,598.40 : x
  2. Step 2: Convert to fraction form
    888,690.08/1,225,116.48 = 633,598.40/x
  3. Step 3: Cross multiply
    888,690.08x = 1,225,116.48 × 633,598.40
  4. Step 4: Simplify right side
    888,690.08x = 776,231,841,541.63
  5. Step 5: Solve for x
    x = 776,231,841,541.63/888,690.08
  6. Step 6: Final answer
    x = 873,456.18

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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.