Home / 782,337.60-1,173,506.40-502,401.60

Finding the Fourth Proportional to 782,337.60, 1,173,506.40 and 502,401.60

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Solution

The fourth proportional to 782,337.60, 1,173,506.40 and 502,401.60 is: 753,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,337.60 : 1,173,506.40 = 502,401.60 : x
  2. Step 2: Convert to fraction form
    782,337.60/1,173,506.40 = 502,401.60/x
  3. Step 3: Cross multiply
    782,337.60x = 1,173,506.40 × 502,401.60
  4. Step 4: Simplify right side
    782,337.60x = 589,571,492,970.24
  5. Step 5: Solve for x
    x = 589,571,492,970.24/782,337.60
  6. Step 6: Final answer
    x = 753,602.40

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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.