Home / 740,555.92-1,021,966.92-401,024.08

Finding the Fourth Proportional to 740,555.92, 1,021,966.92 and 401,024.08

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Solution

The fourth proportional to 740,555.92, 1,021,966.92 and 401,024.08 is: 553,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,555.92 : 1,021,966.92 = 401,024.08 : x
  2. Step 2: Convert to fraction form
    740,555.92/1,021,966.92 = 401,024.08/x
  3. Step 3: Cross multiply
    740,555.92x = 1,021,966.92 × 401,024.08
  4. Step 4: Simplify right side
    740,555.92x = 409,833,343,883.43
  5. Step 5: Solve for x
    x = 409,833,343,883.43/740,555.92
  6. Step 6: Final answer
    x = 553,413.10

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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.