Home / 914,732.19-1,262,423.88-527,562.72

Finding the Fourth Proportional to 914,732.19, 1,262,423.88 and 527,562.72

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Solution

The fourth proportional to 914,732.19, 1,262,423.88 and 527,562.72 is: 728,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,732.19 : 1,262,423.88 = 527,562.72 : x
  2. Step 2: Convert to fraction form
    914,732.19/1,262,423.88 = 527,562.72/x
  3. Step 3: Cross multiply
    914,732.19x = 1,262,423.88 × 527,562.72
  4. Step 4: Simplify right side
    914,732.19x = 666,007,775,925.75
  5. Step 5: Solve for x
    x = 666,007,775,925.75/914,732.19
  6. Step 6: Final answer
    x = 728,090.45

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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.