Home / 710,263.20-1,065,394.80-444,842.40

Finding the Fourth Proportional to 710,263.20, 1,065,394.80 and 444,842.40

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Solution

The fourth proportional to 710,263.20, 1,065,394.80 and 444,842.40 is: 667,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,263.20 : 1,065,394.80 = 444,842.40 : x
  2. Step 2: Convert to fraction form
    710,263.20/1,065,394.80 = 444,842.40/x
  3. Step 3: Cross multiply
    710,263.20x = 1,065,394.80 × 444,842.40
  4. Step 4: Simplify right side
    710,263.20x = 473,932,779,779.52
  5. Step 5: Solve for x
    x = 473,932,779,779.52/710,263.20
  6. Step 6: Final answer
    x = 667,263.60

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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.