Home / 735,873.84-1,104,121.80-315,347.76

Finding the Fourth Proportional to 735,873.84, 1,104,121.80 and 315,347.76

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Solution

The fourth proportional to 735,873.84, 1,104,121.80 and 315,347.76 is: 473,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,873.84 : 1,104,121.80 = 315,347.76 : x
  2. Step 2: Convert to fraction form
    735,873.84/1,104,121.80 = 315,347.76/x
  3. Step 3: Cross multiply
    735,873.84x = 1,104,121.80 × 315,347.76
  4. Step 4: Simplify right side
    735,873.84x = 348,182,336,397.17
  5. Step 5: Solve for x
    x = 348,182,336,397.17/735,873.84
  6. Step 6: Final answer
    x = 473,154.93

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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.