Home / 927,362.96-1,389,271.04-627,328.16

Finding the Fourth Proportional to 927,362.96, 1,389,271.04 and 627,328.16

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Solution

The fourth proportional to 927,362.96, 1,389,271.04 and 627,328.16 is: 939,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,362.96 : 1,389,271.04 = 627,328.16 : x
  2. Step 2: Convert to fraction form
    927,362.96/1,389,271.04 = 627,328.16/x
  3. Step 3: Cross multiply
    927,362.96x = 1,389,271.04 × 627,328.16
  4. Step 4: Simplify right side
    927,362.96x = 871,528,845,264.49
  5. Step 5: Solve for x
    x = 871,528,845,264.49/927,362.96
  6. Step 6: Final answer
    x = 939,792.60

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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.