Home / 832,501.98-1,148,856.36-450,528.78

Finding the Fourth Proportional to 832,501.98, 1,148,856.36 and 450,528.78

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Solution

The fourth proportional to 832,501.98, 1,148,856.36 and 450,528.78 is: 621,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,501.98 : 1,148,856.36 = 450,528.78 : x
  2. Step 2: Convert to fraction form
    832,501.98/1,148,856.36 = 450,528.78/x
  3. Step 3: Cross multiply
    832,501.98x = 1,148,856.36 × 450,528.78
  4. Step 4: Simplify right side
    832,501.98x = 517,592,854,266.04
  5. Step 5: Solve for x
    x = 517,592,854,266.04/832,501.98
  6. Step 6: Final answer
    x = 621,731.68

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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.