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Finding the Fourth Proportional to 9,783,602.70, 14,675,404.05 and 7,544,114.70

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Solution

The fourth proportional to 9,783,602.70, 14,675,404.05 and 7,544,114.70 is: 11,316,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783,602.70 : 14,675,404.05 = 7,544,114.70 : x
  2. Step 2: Convert to fraction form
    9,783,602.70/14,675,404.05 = 7,544,114.70/x
  3. Step 3: Cross multiply
    9,783,602.70x = 14,675,404.05 × 7,544,114.70
  4. Step 4: Simplify right side
    9,783,602.70x = 110,712,931,422,044.55
  5. Step 5: Solve for x
    x = 110,712,931,422,044.55/9,783,602.70
  6. Step 6: Final answer
    x = 11,316,172.05

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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.