Home / 934,902.60-1,290,088.04-527,104.65

Finding the Fourth Proportional to 934,902.60, 1,290,088.04 and 527,104.65

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Solution

The fourth proportional to 934,902.60, 1,290,088.04 and 527,104.65 is: 727,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,902.60 : 1,290,088.04 = 527,104.65 : x
  2. Step 2: Convert to fraction form
    934,902.60/1,290,088.04 = 527,104.65/x
  3. Step 3: Cross multiply
    934,902.60x = 1,290,088.04 × 527,104.65
  4. Step 4: Simplify right side
    934,902.60x = 680,011,402,157.86
  5. Step 5: Solve for x
    x = 680,011,402,157.86/934,902.60
  6. Step 6: Final answer
    x = 727,360.69

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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.