Home / 817,522.42-1,225,459.27-514,133.39

Finding the Fourth Proportional to 817,522.42, 1,225,459.27 and 514,133.39

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Solution

The fourth proportional to 817,522.42, 1,225,459.27 and 514,133.39 is: 770,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,522.42 : 1,225,459.27 = 514,133.39 : x
  2. Step 2: Convert to fraction form
    817,522.42/1,225,459.27 = 514,133.39/x
  3. Step 3: Cross multiply
    817,522.42x = 1,225,459.27 × 514,133.39
  4. Step 4: Simplify right side
    817,522.42x = 630,049,528,792.03
  5. Step 5: Solve for x
    x = 630,049,528,792.03/817,522.42
  6. Step 6: Final answer
    x = 770,681.65

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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.