Home / 832,466.35-1,148,803.50-450,493.12

Finding the Fourth Proportional to 832,466.35, 1,148,803.50 and 450,493.12

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Solution

The fourth proportional to 832,466.35, 1,148,803.50 and 450,493.12 is: 621,680.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,466.35 : 1,148,803.50 = 450,493.12 : x
  2. Step 2: Convert to fraction form
    832,466.35/1,148,803.50 = 450,493.12/x
  3. Step 3: Cross multiply
    832,466.35x = 1,148,803.50 × 450,493.12
  4. Step 4: Simplify right side
    832,466.35x = 517,528,072,981.92
  5. Step 5: Solve for x
    x = 517,528,072,981.92/832,466.35
  6. Step 6: Final answer
    x = 621,680.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.