Home / 858,261.90-1,184,280.50-514,017.16

Finding the Fourth Proportional to 858,261.90, 1,184,280.50 and 514,017.16

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Solution

The fourth proportional to 858,261.90, 1,184,280.50 and 514,017.16 is: 709,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,261.90 : 1,184,280.50 = 514,017.16 : x
  2. Step 2: Convert to fraction form
    858,261.90/1,184,280.50 = 514,017.16/x
  3. Step 3: Cross multiply
    858,261.90x = 1,184,280.50 × 514,017.16
  4. Step 4: Simplify right side
    858,261.90x = 608,740,499,253.38
  5. Step 5: Solve for x
    x = 608,740,499,253.38/858,261.90
  6. Step 6: Final answer
    x = 709,271.26

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Double scale
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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.