Home / 806,973.60-1,208,710.80-523,538.40

Finding the Fourth Proportional to 806,973.60, 1,208,710.80 and 523,538.40

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Solution

The fourth proportional to 806,973.60, 1,208,710.80 and 523,538.40 is: 784,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,973.60 : 1,208,710.80 = 523,538.40 : x
  2. Step 2: Convert to fraction form
    806,973.60/1,208,710.80 = 523,538.40/x
  3. Step 3: Cross multiply
    806,973.60x = 1,208,710.80 × 523,538.40
  4. Step 4: Simplify right side
    806,973.60x = 632,806,518,294.72
  5. Step 5: Solve for x
    x = 632,806,518,294.72/806,973.60
  6. Step 6: Final answer
    x = 784,172.52

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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.