Home / 934,934.40-1,290,211.20-532,526.40

Finding the Fourth Proportional to 934,934.40, 1,290,211.20 and 532,526.40

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Solution

The fourth proportional to 934,934.40, 1,290,211.20 and 532,526.40 is: 734,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,934.40 : 1,290,211.20 = 532,526.40 : x
  2. Step 2: Convert to fraction form
    934,934.40/1,290,211.20 = 532,526.40/x
  3. Step 3: Cross multiply
    934,934.40x = 1,290,211.20 × 532,526.40
  4. Step 4: Simplify right side
    934,934.40x = 687,071,525,575.68
  5. Step 5: Solve for x
    x = 687,071,525,575.68/934,934.40
  6. Step 6: Final answer
    x = 734,887.42

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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.