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Finding the Fourth Proportional to 1,036,786.14, 1,554,945.93 and 371,938.14

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Solution

The fourth proportional to 1,036,786.14, 1,554,945.93 and 371,938.14 is: 557,823.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,786.14 : 1,554,945.93 = 371,938.14 : x
  2. Step 2: Convert to fraction form
    1,036,786.14/1,554,945.93 = 371,938.14/x
  3. Step 3: Cross multiply
    1,036,786.14x = 1,554,945.93 × 371,938.14
  4. Step 4: Simplify right side
    1,036,786.14x = 578,343,697,004.77
  5. Step 5: Solve for x
    x = 578,343,697,004.77/1,036,786.14
  6. Step 6: Final answer
    x = 557,823.52

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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.