Home / 957,538.04-1,319,612.46-715,393.40

Finding the Fourth Proportional to 957,538.04, 1,319,612.46 and 715,393.40

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Solution

The fourth proportional to 957,538.04, 1,319,612.46 and 715,393.40 is: 985,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,538.04 : 1,319,612.46 = 715,393.40 : x
  2. Step 2: Convert to fraction form
    957,538.04/1,319,612.46 = 715,393.40/x
  3. Step 3: Cross multiply
    957,538.04x = 1,319,612.46 × 715,393.40
  4. Step 4: Simplify right side
    957,538.04x = 944,042,044,441.76
  5. Step 5: Solve for x
    x = 944,042,044,441.76/957,538.04
  6. Step 6: Final answer
    x = 985,905.53

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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.