Home / 953,574.96-1,315,706.58-540,115.32

Finding the Fourth Proportional to 953,574.96, 1,315,706.58 and 540,115.32

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Solution

The fourth proportional to 953,574.96, 1,315,706.58 and 540,115.32 is: 745,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,574.96 : 1,315,706.58 = 540,115.32 : x
  2. Step 2: Convert to fraction form
    953,574.96/1,315,706.58 = 540,115.32/x
  3. Step 3: Cross multiply
    953,574.96x = 1,315,706.58 × 540,115.32
  4. Step 4: Simplify right side
    953,574.96x = 710,633,280,482.81
  5. Step 5: Solve for x
    x = 710,633,280,482.81/953,574.96
  6. Step 6: Final answer
    x = 745,230.64

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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.