Home / 710,647.60-1,064,221.80-336,233.20

Finding the Fourth Proportional to 710,647.60, 1,064,221.80 and 336,233.20

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Solution

The fourth proportional to 710,647.60, 1,064,221.80 and 336,233.20 is: 503,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,647.60 : 1,064,221.80 = 336,233.20 : x
  2. Step 2: Convert to fraction form
    710,647.60/1,064,221.80 = 336,233.20/x
  3. Step 3: Cross multiply
    710,647.60x = 1,064,221.80 × 336,233.20
  4. Step 4: Simplify right side
    710,647.60x = 357,826,701,323.76
  5. Step 5: Solve for x
    x = 357,826,701,323.76/710,647.60
  6. Step 6: Final answer
    x = 503,522.00

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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.