Home / 982,875.32-1,356,366.66-553,158.52

Finding the Fourth Proportional to 982,875.32, 1,356,366.66 and 553,158.52

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Solution

The fourth proportional to 982,875.32, 1,356,366.66 and 553,158.52 is: 763,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,875.32 : 1,356,366.66 = 553,158.52 : x
  2. Step 2: Convert to fraction form
    982,875.32/1,356,366.66 = 553,158.52/x
  3. Step 3: Cross multiply
    982,875.32x = 1,356,366.66 × 553,158.52
  4. Step 4: Simplify right side
    982,875.32x = 750,285,774,222.94
  5. Step 5: Solve for x
    x = 750,285,774,222.94/982,875.32
  6. Step 6: Final answer
    x = 763,358.04

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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.