Home / 943,098.31-1,301,475.81-513,381.66

Finding the Fourth Proportional to 943,098.31, 1,301,475.81 and 513,381.66

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Solution

The fourth proportional to 943,098.31, 1,301,475.81 and 513,381.66 is: 708,466.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,098.31 : 1,301,475.81 = 513,381.66 : x
  2. Step 2: Convert to fraction form
    943,098.31/1,301,475.81 = 513,381.66/x
  3. Step 3: Cross multiply
    943,098.31x = 1,301,475.81 × 513,381.66
  4. Step 4: Simplify right side
    943,098.31x = 668,153,811,787.65
  5. Step 5: Solve for x
    x = 668,153,811,787.65/943,098.31
  6. Step 6: Final answer
    x = 708,466.77

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Double scale
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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.