Home / 864,924.72-1,193,470.92-525,327.36

Finding the Fourth Proportional to 864,924.72, 1,193,470.92 and 525,327.36

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Solution

The fourth proportional to 864,924.72, 1,193,470.92 and 525,327.36 is: 724,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,924.72 : 1,193,470.92 = 525,327.36 : x
  2. Step 2: Convert to fraction form
    864,924.72/1,193,470.92 = 525,327.36/x
  3. Step 3: Cross multiply
    864,924.72x = 1,193,470.92 × 525,327.36
  4. Step 4: Simplify right side
    864,924.72x = 626,962,927,640.37
  5. Step 5: Solve for x
    x = 626,962,927,640.37/864,924.72
  6. Step 6: Final answer
    x = 724,875.72

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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.