Home / 651,623.70-977,435.55-593,886.90

Finding the Fourth Proportional to 651,623.70, 977,435.55 and 593,886.90

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Solution

The fourth proportional to 651,623.70, 977,435.55 and 593,886.90 is: 890,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,623.70 : 977,435.55 = 593,886.90 : x
  2. Step 2: Convert to fraction form
    651,623.70/977,435.55 = 593,886.90/x
  3. Step 3: Cross multiply
    651,623.70x = 977,435.55 × 593,886.90
  4. Step 4: Simplify right side
    651,623.70x = 580,486,168,739.30
  5. Step 5: Solve for x
    x = 580,486,168,739.30/651,623.70
  6. Step 6: Final answer
    x = 890,830.35

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