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Finding the Fourth Proportional to 26,343,136.40, 36,960,017.20 and 26,343,136.40

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Solution

The fourth proportional to 26,343,136.40, 36,960,017.20 and 26,343,136.40 is: 36,960,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343,136.40 : 36,960,017.20 = 26,343,136.40 : x
  2. Step 2: Convert to fraction form
    26,343,136.40/36,960,017.20 = 26,343,136.40/x
  3. Step 3: Cross multiply
    26,343,136.40x = 36,960,017.20 × 26,343,136.40
  4. Step 4: Simplify right side
    26,343,136.40x = 973,642,774,445,946.12
  5. Step 5: Solve for x
    x = 973,642,774,445,946.12/26,343,136.40
  6. Step 6: Final answer
    x = 36,960,017.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.