Home / 592,280.20-888,420.30-403,323.40

Finding the Fourth Proportional to 592,280.20, 888,420.30 and 403,323.40

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Solution

The fourth proportional to 592,280.20, 888,420.30 and 403,323.40 is: 604,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,280.20 : 888,420.30 = 403,323.40 : x
  2. Step 2: Convert to fraction form
    592,280.20/888,420.30 = 403,323.40/x
  3. Step 3: Cross multiply
    592,280.20x = 888,420.30 × 403,323.40
  4. Step 4: Simplify right side
    592,280.20x = 358,320,696,025.02
  5. Step 5: Solve for x
    x = 358,320,696,025.02/592,280.20
  6. Step 6: Final answer
    x = 604,985.10

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Double scale
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Similar ratio
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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.