Home / 693,335.40-1,039,031.10-551,423.40

Finding the Fourth Proportional to 693,335.40, 1,039,031.10 and 551,423.40

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Solution

The fourth proportional to 693,335.40, 1,039,031.10 and 551,423.40 is: 826,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,335.40 : 1,039,031.10 = 551,423.40 : x
  2. Step 2: Convert to fraction form
    693,335.40/1,039,031.10 = 551,423.40/x
  3. Step 3: Cross multiply
    693,335.40x = 1,039,031.10 × 551,423.40
  4. Step 4: Simplify right side
    693,335.40x = 572,946,061,867.74
  5. Step 5: Solve for x
    x = 572,946,061,867.74/693,335.40
  6. Step 6: Final answer
    x = 826,362.05

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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.