Home / 989,184.02-1,483,000.88-390,593.23

Finding the Fourth Proportional to 989,184.02, 1,483,000.88 and 390,593.23

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Solution

The fourth proportional to 989,184.02, 1,483,000.88 and 390,593.23 is: 585,583.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,184.02 : 1,483,000.88 = 390,593.23 : x
  2. Step 2: Convert to fraction form
    989,184.02/1,483,000.88 = 390,593.23/x
  3. Step 3: Cross multiply
    989,184.02x = 1,483,000.88 × 390,593.23
  4. Step 4: Simplify right side
    989,184.02x = 579,250,098,151.57
  5. Step 5: Solve for x
    x = 579,250,098,151.57/989,184.02
  6. Step 6: Final answer
    x = 585,583.76

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Double scale
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1.5x scale

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.