Home / 841,916.85-1,162,228.28-536,412.12

Finding the Fourth Proportional to 841,916.85, 1,162,228.28 and 536,412.12

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Solution

The fourth proportional to 841,916.85, 1,162,228.28 and 536,412.12 is: 740,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,916.85 : 1,162,228.28 = 536,412.12 : x
  2. Step 2: Convert to fraction form
    841,916.85/1,162,228.28 = 536,412.12/x
  3. Step 3: Cross multiply
    841,916.85x = 1,162,228.28 × 536,412.12
  4. Step 4: Simplify right side
    841,916.85x = 623,433,332,916.69
  5. Step 5: Solve for x
    x = 623,433,332,916.69/841,916.85
  6. Step 6: Final answer
    x = 740,492.76

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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.