Home / 926,328.30-1,389,492.45-716,376.30

Finding the Fourth Proportional to 926,328.30, 1,389,492.45 and 716,376.30

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Solution

The fourth proportional to 926,328.30, 1,389,492.45 and 716,376.30 is: 1,074,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,328.30 : 1,389,492.45 = 716,376.30 : x
  2. Step 2: Convert to fraction form
    926,328.30/1,389,492.45 = 716,376.30/x
  3. Step 3: Cross multiply
    926,328.30x = 1,389,492.45 × 716,376.30
  4. Step 4: Simplify right side
    926,328.30x = 995,399,460,208.94
  5. Step 5: Solve for x
    x = 995,399,460,208.94/926,328.30
  6. Step 6: Final answer
    x = 1,074,564.45

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Double scale
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Similar ratio
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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.