Home / 858,262.90-1,184,281.88-514,018.16

Finding the Fourth Proportional to 858,262.90, 1,184,281.88 and 514,018.16

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Solution

The fourth proportional to 858,262.90, 1,184,281.88 and 514,018.16 is: 709,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,262.90 : 1,184,281.88 = 514,018.16 : x
  2. Step 2: Convert to fraction form
    858,262.90/1,184,281.88 = 514,018.16/x
  3. Step 3: Cross multiply
    858,262.90x = 1,184,281.88 × 514,018.16
  4. Step 4: Simplify right side
    858,262.90x = 608,742,392,878.94
  5. Step 5: Solve for x
    x = 608,742,392,878.94/858,262.90
  6. Step 6: Final answer
    x = 709,272.64

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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.