Home / 649,984.40-973,075.80-463,360.40

Finding the Fourth Proportional to 649,984.40, 973,075.80 and 463,360.40

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Solution

The fourth proportional to 649,984.40, 973,075.80 and 463,360.40 is: 693,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,984.40 : 973,075.80 = 463,360.40 : x
  2. Step 2: Convert to fraction form
    649,984.40/973,075.80 = 463,360.40/x
  3. Step 3: Cross multiply
    649,984.40x = 973,075.80 × 463,360.40
  4. Step 4: Simplify right side
    649,984.40x = 450,884,791,918.32
  5. Step 5: Solve for x
    x = 450,884,791,918.32/649,984.40
  6. Step 6: Final answer
    x = 693,685.56

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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.