Home / 832,315.10-1,148,506.90-483,387.35

Finding the Fourth Proportional to 832,315.10, 1,148,506.90 and 483,387.35

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Solution

The fourth proportional to 832,315.10, 1,148,506.90 and 483,387.35 is: 667,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,315.10 : 1,148,506.90 = 483,387.35 : x
  2. Step 2: Convert to fraction form
    832,315.10/1,148,506.90 = 483,387.35/x
  3. Step 3: Cross multiply
    832,315.10x = 1,148,506.90 × 483,387.35
  4. Step 4: Simplify right side
    832,315.10x = 555,173,699,896.71
  5. Step 5: Solve for x
    x = 555,173,699,896.71/832,315.10
  6. Step 6: Final answer
    x = 667,023.47

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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.