Home / 929,564.30-1,282,506.27-521,606.18

Finding the Fourth Proportional to 929,564.30, 1,282,506.27 and 521,606.18

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Solution

The fourth proportional to 929,564.30, 1,282,506.27 and 521,606.18 is: 719,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,564.30 : 1,282,506.27 = 521,606.18 : x
  2. Step 2: Convert to fraction form
    929,564.30/1,282,506.27 = 521,606.18/x
  3. Step 3: Cross multiply
    929,564.30x = 1,282,506.27 × 521,606.18
  4. Step 4: Simplify right side
    929,564.30x = 668,963,196,320.75
  5. Step 5: Solve for x
    x = 668,963,196,320.75/929,564.30
  6. Step 6: Final answer
    x = 719,652.42

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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.