Home / 704,001.40-1,056,002.10-372,225.40

Finding the Fourth Proportional to 704,001.40, 1,056,002.10 and 372,225.40

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Solution

The fourth proportional to 704,001.40, 1,056,002.10 and 372,225.40 is: 558,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,001.40 : 1,056,002.10 = 372,225.40 : x
  2. Step 2: Convert to fraction form
    704,001.40/1,056,002.10 = 372,225.40/x
  3. Step 3: Cross multiply
    704,001.40x = 1,056,002.10 × 372,225.40
  4. Step 4: Simplify right side
    704,001.40x = 393,070,804,073.34
  5. Step 5: Solve for x
    x = 393,070,804,073.34/704,001.40
  6. Step 6: Final answer
    x = 558,338.10

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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.