Home / 651,704.40-977,556.60-604,465.20

Finding the Fourth Proportional to 651,704.40, 977,556.60 and 604,465.20

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Solution

The fourth proportional to 651,704.40, 977,556.60 and 604,465.20 is: 906,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,704.40 : 977,556.60 = 604,465.20 : x
  2. Step 2: Convert to fraction form
    651,704.40/977,556.60 = 604,465.20/x
  3. Step 3: Cross multiply
    651,704.40x = 977,556.60 × 604,465.20
  4. Step 4: Simplify right side
    651,704.40x = 590,898,945,730.32
  5. Step 5: Solve for x
    x = 590,898,945,730.32/651,704.40
  6. Step 6: Final answer
    x = 906,697.80

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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.