Home / 954,270.40-1,316,871.24-518,677.51

Finding the Fourth Proportional to 954,270.40, 1,316,871.24 and 518,677.51

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Solution

The fourth proportional to 954,270.40, 1,316,871.24 and 518,677.51 is: 715,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,270.40 : 1,316,871.24 = 518,677.51 : x
  2. Step 2: Convert to fraction form
    954,270.40/1,316,871.24 = 518,677.51/x
  3. Step 3: Cross multiply
    954,270.40x = 1,316,871.24 × 518,677.51
  4. Step 4: Simplify right side
    954,270.40x = 683,031,495,753.81
  5. Step 5: Solve for x
    x = 683,031,495,753.81/954,270.40
  6. Step 6: Final answer
    x = 715,763.05

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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.