Home / 771,835.89-1,065,136.59-432,304.14

Finding the Fourth Proportional to 771,835.89, 1,065,136.59 and 432,304.14

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Solution

The fourth proportional to 771,835.89, 1,065,136.59 and 432,304.14 is: 596,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,835.89 : 1,065,136.59 = 432,304.14 : x
  2. Step 2: Convert to fraction form
    771,835.89/1,065,136.59 = 432,304.14/x
  3. Step 3: Cross multiply
    771,835.89x = 1,065,136.59 × 432,304.14
  4. Step 4: Simplify right side
    771,835.89x = 460,462,957,522.48
  5. Step 5: Solve for x
    x = 460,462,957,522.48/771,835.89
  6. Step 6: Final answer
    x = 596,581.43

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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.