Home / 964,387.90-1,330,886.91-534,708.10

Finding the Fourth Proportional to 964,387.90, 1,330,886.91 and 534,708.10

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Solution

The fourth proportional to 964,387.90, 1,330,886.91 and 534,708.10 is: 737,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,387.90 : 1,330,886.91 = 534,708.10 : x
  2. Step 2: Convert to fraction form
    964,387.90/1,330,886.91 = 534,708.10/x
  3. Step 3: Cross multiply
    964,387.90x = 1,330,886.91 × 534,708.10
  4. Step 4: Simplify right side
    964,387.90x = 711,636,010,960.97
  5. Step 5: Solve for x
    x = 711,636,010,960.97/964,387.90
  6. Step 6: Final answer
    x = 737,914.70

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1.5x scale

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.