Home / 673,598.10-1,010,397.15-611,596.65

Finding the Fourth Proportional to 673,598.10, 1,010,397.15 and 611,596.65

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Solution

The fourth proportional to 673,598.10, 1,010,397.15 and 611,596.65 is: 917,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,598.10 : 1,010,397.15 = 611,596.65 : x
  2. Step 2: Convert to fraction form
    673,598.10/1,010,397.15 = 611,596.65/x
  3. Step 3: Cross multiply
    673,598.10x = 1,010,397.15 × 611,596.65
  4. Step 4: Simplify right side
    673,598.10x = 617,955,512,109.55
  5. Step 5: Solve for x
    x = 617,955,512,109.55/673,598.10
  6. Step 6: Final answer
    x = 917,394.98

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.