Home / 1,017,025.20-1,403,402-603,490.72

Finding the Fourth Proportional to 1,017,025.20, 1,403,402 and 603,490.72

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Solution

The fourth proportional to 1,017,025.20, 1,403,402 and 603,490.72 is: 832,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,025.20 : 1,403,402 = 603,490.72 : x
  2. Step 2: Convert to fraction form
    1,017,025.20/1,403,402 = 603,490.72/x
  3. Step 3: Cross multiply
    1,017,025.20x = 1,403,402 × 603,490.72
  4. Step 4: Simplify right side
    1,017,025.20x = 846,940,083,429.44
  5. Step 5: Solve for x
    x = 846,940,083,429.44/1,017,025.20
  6. Step 6: Final answer
    x = 832,762.14

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.