Home / 779,203.08-1,075,317.03-430,342.56

Finding the Fourth Proportional to 779,203.08, 1,075,317.03 and 430,342.56

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Solution

The fourth proportional to 779,203.08, 1,075,317.03 and 430,342.56 is: 593,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,203.08 : 1,075,317.03 = 430,342.56 : x
  2. Step 2: Convert to fraction form
    779,203.08/1,075,317.03 = 430,342.56/x
  3. Step 3: Cross multiply
    779,203.08x = 1,075,317.03 × 430,342.56
  4. Step 4: Simplify right side
    779,203.08x = 462,754,683,501.80
  5. Step 5: Solve for x
    x = 462,754,683,501.80/779,203.08
  6. Step 6: Final answer
    x = 593,882.00

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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.