Home / 738,581.93-1,020,083.81-496,444.12

Finding the Fourth Proportional to 738,581.93, 1,020,083.81 and 496,444.12

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Solution

The fourth proportional to 738,581.93, 1,020,083.81 and 496,444.12 is: 685,658.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,581.93 : 1,020,083.81 = 496,444.12 : x
  2. Step 2: Convert to fraction form
    738,581.93/1,020,083.81 = 496,444.12/x
  3. Step 3: Cross multiply
    738,581.93x = 1,020,083.81 × 496,444.12
  4. Step 4: Simplify right side
    738,581.93x = 506,414,606,210.93
  5. Step 5: Solve for x
    x = 506,414,606,210.93/738,581.93
  6. Step 6: Final answer
    x = 685,658.00

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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.