Home / 832,136.70-1,248,205.05-477,842.70

Finding the Fourth Proportional to 832,136.70, 1,248,205.05 and 477,842.70

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Solution

The fourth proportional to 832,136.70, 1,248,205.05 and 477,842.70 is: 716,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,136.70 : 1,248,205.05 = 477,842.70 : x
  2. Step 2: Convert to fraction form
    832,136.70/1,248,205.05 = 477,842.70/x
  3. Step 3: Cross multiply
    832,136.70x = 1,248,205.05 × 477,842.70
  4. Step 4: Simplify right side
    832,136.70x = 596,445,671,245.64
  5. Step 5: Solve for x
    x = 596,445,671,245.64/832,136.70
  6. Step 6: Final answer
    x = 716,764.05

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Double scale
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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.