Home / 867,973.03-1,197,663.24-545,454.77

Finding the Fourth Proportional to 867,973.03, 1,197,663.24 and 545,454.77

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Solution

The fourth proportional to 867,973.03, 1,197,663.24 and 545,454.77 is: 752,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,973.03 : 1,197,663.24 = 545,454.77 : x
  2. Step 2: Convert to fraction form
    867,973.03/1,197,663.24 = 545,454.77/x
  3. Step 3: Cross multiply
    867,973.03x = 1,197,663.24 × 545,454.77
  4. Step 4: Simplify right side
    867,973.03x = 653,271,130,055.77
  5. Step 5: Solve for x
    x = 653,271,130,055.77/867,973.03
  6. Step 6: Final answer
    x = 752,639.90

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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.