Home / 853,892.52-1,178,915.14-532,075.40

Finding the Fourth Proportional to 853,892.52, 1,178,915.14 and 532,075.40

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Solution

The fourth proportional to 853,892.52, 1,178,915.14 and 532,075.40 is: 734,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,892.52 : 1,178,915.14 = 532,075.40 : x
  2. Step 2: Convert to fraction form
    853,892.52/1,178,915.14 = 532,075.40/x
  3. Step 3: Cross multiply
    853,892.52x = 1,178,915.14 × 532,075.40
  4. Step 4: Simplify right side
    853,892.52x = 627,271,744,681.56
  5. Step 5: Solve for x
    x = 627,271,744,681.56/853,892.52
  6. Step 6: Final answer
    x = 734,602.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.