Home / 773,271.60-1,159,907.40-761,461.80

Finding the Fourth Proportional to 773,271.60, 1,159,907.40 and 761,461.80

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Solution

The fourth proportional to 773,271.60, 1,159,907.40 and 761,461.80 is: 1,142,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,271.60 : 1,159,907.40 = 761,461.80 : x
  2. Step 2: Convert to fraction form
    773,271.60/1,159,907.40 = 761,461.80/x
  3. Step 3: Cross multiply
    773,271.60x = 1,159,907.40 × 761,461.80
  4. Step 4: Simplify right side
    773,271.60x = 883,225,176,637.32
  5. Step 5: Solve for x
    x = 883,225,176,637.32/773,271.60
  6. Step 6: Final answer
    x = 1,142,192.70

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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.