Home / 938,597.65-1,295,185.03-530,642.86

Finding the Fourth Proportional to 938,597.65, 1,295,185.03 and 530,642.86

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Solution

The fourth proportional to 938,597.65, 1,295,185.03 and 530,642.86 is: 732,242.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,597.65 : 1,295,185.03 = 530,642.86 : x
  2. Step 2: Convert to fraction form
    938,597.65/1,295,185.03 = 530,642.86/x
  3. Step 3: Cross multiply
    938,597.65x = 1,295,185.03 × 530,642.86
  4. Step 4: Simplify right side
    938,597.65x = 687,280,683,983.82
  5. Step 5: Solve for x
    x = 687,280,683,983.82/938,597.65
  6. Step 6: Final answer
    x = 732,242.07

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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.